// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/shell/browser/shell_platform_delegate.h"
#import <UIKit/UIKit.h>
#include "base/containers/contains.h"
#include "base/files/file.h"
#include "base/strings/sys_string_conversions.h"
#include "base/trace_event/trace_config.h"
#include "content/public/browser/browser_accessibility_state.h"
#include "content/shell/app/resource.h"
#include "content/shell/browser/color_chooser/shell_color_chooser_ios.h"
#include "content/shell/browser/shell.h"
#include "content/shell/browser/shell_file_select_helper.h"
#include "services/tracing/public/cpp/perfetto/perfetto_config.h"
#include "services/tracing/public/mojom/constants.mojom.h"
#include "third_party/perfetto/include/perfetto/tracing/core/trace_config.h"
#include "third_party/perfetto/include/perfetto/tracing/tracing.h"
#include "ui/display/screen.h"
#include "ui/gfx/native_widget_types.h"
namespace {
static const char kGraphicsTracingCategories[] =
"-*,blink,cc,gpu,renderer.scheduler,sequence_manager,v8,toplevel,viz,evdev,"
"input,benchmark";
static const char kDetailedGraphicsTracingCategories[] =
"-*,blink,cc,gpu,renderer.scheduler,sequence_manager,v8,toplevel,viz,evdev,"
"input,benchmark,disabled-by-default-skia,disabled-by-default-skia.gpu,"
"disabled-by-default-skia.gpu.cache,disabled-by-default-skia.shaders";
static const char kNavigationTracingCategories[] =
"-*,benchmark,toplevel,ipc,base,browser,navigation,omnibox,ui,shutdown,"
"safe_browsing,loading,startup,mojom,renderer_host,"
"disabled-by-default-system_stats,disabled-by-default-cpu_profiler,dwrite,"
"fonts,ServiceWorker,passwords,disabled-by-default-file,sql,"
"disabled-by-default-user_action_samples,disk_cache";
static const char kAllTracingCategories[] = "*";
} // namespace
@interface TracingHandler : NSObject {
@private
std::unique_ptr<perfetto::TracingSession> _tracingSession;
NSFileHandle* _traceFileHandle;
}
- (void)startWithHandler:(void (^)())startHandler
stopHandler:(void (^)())stopHandler
categories:(const char*)categories;
- (void)stop;
- (BOOL)isTracing;
@end
@interface ContentShellWindowDelegate : UIViewController <UITextFieldDelegate> {
@private
raw_ptr<content::Shell> _shell;
}
// Header containing navigation buttons and |field|.
@property(nonatomic, strong) UIView* headerBackgroundView;
// Header containing navigation buttons and |field|.
@property(nonatomic, strong) UIView* headerContentView;
// Height constraint for `headerContentView`.
@property(nonatomic, strong) NSLayoutConstraint* headerHeightConstraint;
// Button to navigate backwards.
@property(nonatomic, strong) UIButton* backButton;
// Button to navigate forwards.
@property(nonatomic, strong) UIButton* forwardButton;
// Button that either refresh the page or stops the page load.
@property(nonatomic, strong) UIButton* reloadOrStopButton;
// Button that shows the menu
@property(nonatomic, strong) UIButton* menuButton;
// Text field used for navigating to URLs.
@property(nonatomic, strong) UITextField* field;
// Container for |webView|.
@property(nonatomic, strong) UIView* contentView;
// Manages tracing and tracing state.
@property(nonatomic, strong) TracingHandler* tracingHandler;
+ (UIColor*)backgroundColorDefault;
+ (UIColor*)backgroundColorTracing;
- (id)initWithShell:(content::Shell*)shell;
- (content::Shell*)shell;
- (void)back;
- (void)forward;
- (void)reloadOrStop;
- (void)setURL:(NSString*)url;
- (void)setContents:(UIView*)content;
- (void)stopTracing;
- (void)startTracingWithCategories:(const char*)categories;
- (UIAlertController*)actionSheetWithTitle:(nullable NSString*)title
message:(nullable NSString*)message;
- (void)voiceOverStatusDidChange;
@end
@implementation ContentShellWindowDelegate
@synthesize backButton = _backButton;
@synthesize contentView = _contentView;
@synthesize field = _field;
@synthesize forwardButton = _forwardButton;
@synthesize reloadOrStopButton = _reloadOrStopButton;
@synthesize menuButton = _menuButton;
@synthesize headerBackgroundView = _headerBackgroundView;
@synthesize headerContentView = _headerContentView;
@synthesize headerHeightConstraint = _headerHeightConstraint;
@synthesize tracingHandler = _tracingHandler;
+ (UIColor*)backgroundColorDefault {
return [UIColor colorWithRed:66.0 / 255.0
green:133.0 / 255.0
blue:244.0 / 255.0
alpha:1.0];
}
+ (UIColor*)backgroundColorTracing {
return [UIColor colorWithRed:234.0 / 255.0
green:67.0 / 255.0
blue:53.0 / 255.0
alpha:1.0];
}
- (void)viewDidLoad {
[super viewDidLoad];
// View creation.
self.headerBackgroundView = [[UIView alloc] init];
self.headerContentView = [[UIView alloc] init];
self.contentView = [[UIView alloc] init];
self.backButton = [[UIButton alloc] init];
self.forwardButton = [[UIButton alloc] init];
self.reloadOrStopButton = [[UIButton alloc] init];
self.menuButton = [[UIButton alloc] init];
self.field = [[UITextField alloc] init];
self.tracingHandler = [[TracingHandler alloc] init];
// View hierarchy.
[self.view addSubview:_headerBackgroundView];
[self.view addSubview:_contentView];
[_headerBackgroundView addSubview:_headerContentView];
[_headerContentView addSubview:_backButton];
[_headerContentView addSubview:_forwardButton];
[_headerContentView addSubview:_reloadOrStopButton];
[_headerContentView addSubview:_menuButton];
[_headerContentView addSubview:_field];
self.view.accessibilityElements = @[ _headerBackgroundView, _contentView ];
self.view.isAccessibilityElement = NO;
_headerBackgroundView.backgroundColor =
[ContentShellWindowDelegate backgroundColorDefault];
[_backButton setImage:[UIImage imageNamed:@"ic_back"]
forState:UIControlStateNormal];
_backButton.tintColor = [UIColor whiteColor];
[_backButton addTarget:self
action:@selector(back)
forControlEvents:UIControlEventTouchUpInside];
[_forwardButton setImage:[UIImage imageNamed:@"ic_forward"]
forState:UIControlStateNormal];
_forwardButton.tintColor = [UIColor whiteColor];
[_forwardButton addTarget:self
action:@selector(forward)
forControlEvents:UIControlEventTouchUpInside];
[_reloadOrStopButton setImage:[UIImage imageNamed:@"ic_reload"]
forState:UIControlStateNormal];
_reloadOrStopButton.tintColor = [UIColor whiteColor];
[_reloadOrStopButton addTarget:self
action:@selector(reloadOrStop)
forControlEvents:UIControlEventTouchUpInside];
_menuButton.tintColor = [UIColor whiteColor];
[_menuButton setImage:[UIImage imageNamed:@"ic_menu"]
forState:UIControlStateNormal];
[_menuButton addTarget:self
action:@selector(showMainMenu)
forControlEvents:UIControlEventTouchUpInside];
_field.placeholder = @"Search or type URL";
_field.tintColor = _headerBackgroundView.backgroundColor;
[_field setContentHuggingPriority:UILayoutPriorityDefaultLow - 1
forAxis:UILayoutConstraintAxisHorizontal];
_field.delegate = self;
_field.layer.cornerRadius = 2.0;
_field.keyboardType = UIKeyboardTypeWebSearch;
_field.autocapitalizationType = UITextAutocapitalizationTypeNone;
_field.clearButtonMode = UITextFieldViewModeWhileEditing;
_field.autocorrectionType = UITextAutocorrectionTypeNo;
UIView* spacerView = [[UIView alloc] init];
spacerView.frame = CGRectMake(0, 0, 8, 8);
_field.leftViewMode = UITextFieldViewModeAlways;
_field.leftView = spacerView;
// Constraints.
_headerBackgroundView.translatesAutoresizingMaskIntoConstraints = NO;
[NSLayoutConstraint activateConstraints:@[
[_headerBackgroundView.topAnchor
constraintEqualToAnchor:self.view.topAnchor],
[_headerBackgroundView.leadingAnchor
constraintEqualToAnchor:self.view.leadingAnchor],
[_headerBackgroundView.trailingAnchor
constraintEqualToAnchor:self.view.trailingAnchor],
[_headerBackgroundView.bottomAnchor
constraintEqualToAnchor:_headerContentView.bottomAnchor],
]];
_headerContentView.translatesAutoresizingMaskIntoConstraints = NO;
_headerHeightConstraint =
[_headerContentView.heightAnchor constraintEqualToConstant:56.0];
[NSLayoutConstraint activateConstraints:@[
[_headerContentView.topAnchor
constraintEqualToAnchor:_headerBackgroundView.safeAreaLayoutGuide
.topAnchor],
[_headerContentView.leadingAnchor
constraintEqualToAnchor:_headerBackgroundView.safeAreaLayoutGuide
.leadingAnchor],
[_headerContentView.trailingAnchor
constraintEqualToAnchor:_headerBackgroundView.safeAreaLayoutGuide
.trailingAnchor],
_headerHeightConstraint,
]];
_contentView.translatesAutoresizingMaskIntoConstraints = NO;
[NSLayoutConstraint activateConstraints:@[
[_contentView.topAnchor
constraintEqualToAnchor:_headerBackgroundView.bottomAnchor],
[_contentView.leadingAnchor
constraintEqualToAnchor:self.view.leadingAnchor],
[_contentView.trailingAnchor
constraintEqualToAnchor:self.view.trailingAnchor],
[_contentView.bottomAnchor constraintEqualToAnchor:self.view.bottomAnchor],
]];
_backButton.translatesAutoresizingMaskIntoConstraints = NO;
[NSLayoutConstraint activateConstraints:@[
[_backButton.leadingAnchor
constraintEqualToAnchor:_headerContentView.safeAreaLayoutGuide
.leadingAnchor
constant:16.0],
[_backButton.centerYAnchor
constraintEqualToAnchor:_headerContentView.centerYAnchor],
]];
_forwardButton.translatesAutoresizingMaskIntoConstraints = NO;
[NSLayoutConstraint activateConstraints:@[
[_forwardButton.leadingAnchor
constraintEqualToAnchor:_backButton.trailingAnchor
constant:16.0],
[_forwardButton.centerYAnchor
constraintEqualToAnchor:_headerContentView.centerYAnchor],
]];
_reloadOrStopButton.translatesAutoresizingMaskIntoConstraints = NO;
[NSLayoutConstraint activateConstraints:@[
[_reloadOrStopButton.leadingAnchor
constraintEqualToAnchor:_forwardButton.trailingAnchor
constant:16.0],
[_reloadOrStopButton.centerYAnchor
constraintEqualToAnchor:_headerContentView.centerYAnchor],
]];
_menuButton.translatesAutoresizingMaskIntoConstraints = NO;
[NSLayoutConstraint activateConstraints:@[
[_menuButton.leadingAnchor
constraintEqualToAnchor:_reloadOrStopButton.trailingAnchor
constant:16.0],
[_menuButton.centerYAnchor
constraintEqualToAnchor:_headerContentView.centerYAnchor],
]];
_field.translatesAutoresizingMaskIntoConstraints = NO;
[NSLayoutConstraint activateConstraints:@[
[_field.leadingAnchor constraintEqualToAnchor:_menuButton.trailingAnchor
constant:16.0],
[_field.centerYAnchor
constraintEqualToAnchor:_headerContentView.centerYAnchor],
[_field.trailingAnchor
constraintEqualToAnchor:_headerContentView.safeAreaLayoutGuide
.trailingAnchor
constant:-16.0],
[_field.heightAnchor constraintEqualToConstant:32.0],
]];
// Enable Accessibility if VoiceOver is already running.
if (UIAccessibilityIsVoiceOverRunning()) {
content::BrowserAccessibilityState::GetInstance()->OnScreenReaderDetected();
}
// Register for VoiceOver notifications.
[[NSNotificationCenter defaultCenter]
addObserver:self
selector:@selector(voiceOverStatusDidChange)
name:UIAccessibilityVoiceOverStatusDidChangeNotification
object:nil];
UIView* web_contents_view = _shell->web_contents()->GetNativeView().Get();
[_contentView addSubview:web_contents_view];
if (@available(ios 17.0, *)) {
NSArray<UITrait>* traits = @[ UITraitUserInterfaceStyle.self ];
[self registerForTraitChanges:traits
withTarget:self
action:@selector(darkModeDidChange)];
}
[self darkModeDidChange];
}
- (void)darkModeDidChange {
BOOL darkModeEnabled =
(self.traitCollection.userInterfaceStyle == UIUserInterfaceStyleDark);
_field.backgroundColor =
darkModeEnabled ? [UIColor darkGrayColor] : [UIColor whiteColor];
}
- (id)initWithShell:(content::Shell*)shell {
if ((self = [super init])) {
_shell = shell;
}
return self;
}
- (content::Shell*)shell {
return _shell;
}
- (void)back {
_shell->GoBackOrForward(-1);
}
- (void)forward {
_shell->GoBackOrForward(1);
}
- (void)reloadOrStop {
if (_shell->web_contents()->IsLoading()) {
_shell->Stop();
} else {
_shell->Reload();
}
}
- (void)showMainMenu {
UIAlertController* alertController = [self actionSheetWithTitle:@"Main menu"
message:nil];
[alertController
addAction:[UIAlertAction actionWithTitle:@"Cancel"
style:UIAlertActionStyleCancel
handler:nil]];
__weak ContentShellWindowDelegate* weakSelf = self;
if ([_tracingHandler isTracing]) {
[alertController
addAction:[UIAlertAction actionWithTitle:@"End Tracing"
style:UIAlertActionStyleDefault
handler:^(UIAlertAction* action) {
[weakSelf stopTracing];
}]];
} else {
[alertController
addAction:[UIAlertAction actionWithTitle:@"Begin Graphics Tracing"
style:UIAlertActionStyleDefault
handler:^(UIAlertAction* action) {
[weakSelf
startTracingWithCategories:
kGraphicsTracingCategories];
}]];
[alertController
addAction:[UIAlertAction
actionWithTitle:@"Begin Detailed Graphics Tracing"
style:UIAlertActionStyleDefault
handler:^(UIAlertAction* action) {
[weakSelf
startTracingWithCategories:
kDetailedGraphicsTracingCategories];
}]];
[alertController
addAction:[UIAlertAction
actionWithTitle:@"Begin Navigation Tracing"
style:UIAlertActionStyleDefault
handler:^(UIAlertAction* action) {
[weakSelf startTracingWithCategories:
kNavigationTracingCategories];
}]];
[alertController
addAction:[UIAlertAction actionWithTitle:@"Begin Tracing All Categories"
style:UIAlertActionStyleDefault
handler:^(UIAlertAction* action) {
[weakSelf startTracingWithCategories:
kAllTracingCategories];
}]];
}
[self presentViewController:alertController animated:YES completion:nil];
}
- (void)updateBackground {
_headerBackgroundView.backgroundColor =
[_tracingHandler isTracing]
? [ContentShellWindowDelegate backgroundColorTracing]
: [ContentShellWindowDelegate backgroundColorDefault];
}
- (void)stopTracing {
[_tracingHandler stop];
}
- (void)startTracingWithCategories:(const char*)categories {
__weak ContentShellWindowDelegate* weakSelf = self;
[_tracingHandler
startWithHandler:^{
[weakSelf updateBackground];
}
stopHandler:^{
[weakSelf updateBackground];
}
categories:categories];
}
- (void)setURL:(NSString*)url {
_field.text = url;
}
- (BOOL)textFieldShouldReturn:(UITextField*)field {
std::string field_value = base::SysNSStringToUTF8(field.text);
GURL url(field_value);
if (!url.has_scheme()) {
// TODOD(dtapuska): Fix this to URL encode the query.
std::string search_url = "https://www.google.com/search?q=" + field_value;
url = GURL(search_url);
}
_shell->LoadURL(url);
return YES;
}
- (void)setContents:(UIView*)content {
[_contentView addSubview:content];
}
- (UIAlertController*)actionSheetWithTitle:(nullable NSString*)title
message:(nullable NSString*)message {
UIAlertController* alertController = [UIAlertController
alertControllerWithTitle:title
message:message
preferredStyle:UIAlertControllerStyleActionSheet];
alertController.popoverPresentationController.sourceView = _menuButton;
alertController.popoverPresentationController.sourceRect =
CGRectMake(CGRectGetWidth(_menuButton.bounds) / 2,
CGRectGetHeight(_menuButton.bounds), 1, 1);
return alertController;
}
- (void)voiceOverStatusDidChange {
content::BrowserAccessibilityState* accessibility_state =
content::BrowserAccessibilityState::GetInstance();
if (UIAccessibilityIsVoiceOverRunning()) {
accessibility_state->OnScreenReaderDetected();
} else {
accessibility_state->OnScreenReaderStopped();
}
}
@end
@implementation TracingHandler
- (void)startWithHandler:(void (^)())startHandler
stopHandler:(void (^)())stopHandler
categories:(const char*)categories {
int i = 0;
NSString* filename;
NSFileManager* fileManager = [NSFileManager defaultManager];
NSString* path = NSSearchPathForDirectoriesInDomains(
NSDocumentDirectory, NSUserDomainMask, YES)[0];
do {
filename =
[path stringByAppendingPathComponent:
[NSString stringWithFormat:@"trace_%d.pftrace.gz", i++]];
} while ([fileManager fileExistsAtPath:filename]);
if (![fileManager createFileAtPath:filename contents:nil attributes:nil]) {
NSLog(@"Failed to create tracefile: %@", filename);
return;
}
_traceFileHandle = [NSFileHandle fileHandleForWritingAtPath:filename];
if (_traceFileHandle == nil) {
NSLog(@"Failed to open tracefile: %@", filename);
return;
}
NSLog(@"Will trace to file: %@", filename);
perfetto::TraceConfig perfetto_config = tracing::GetDefaultPerfettoConfig(
base::trace_event::TraceConfig(categories, ""),
/*privacy_filtering_enabled=*/false,
/*convert_to_legacy_json=*/true);
perfetto_config.set_write_into_file(true);
_tracingSession =
perfetto::Tracing::NewTrace(perfetto::BackendType::kCustomBackend);
_tracingSession->Setup(perfetto_config, [_traceFileHandle fileDescriptor]);
__weak TracingHandler* weakSelf = self;
auto runner = base::SequencedTaskRunner::GetCurrentDefault();
_tracingSession->SetOnStartCallback([runner, startHandler]() {
runner->PostTask(FROM_HERE, base::BindOnce(^{
startHandler();
}));
});
_tracingSession->SetOnStopCallback([runner, weakSelf, stopHandler]() {
runner->PostTask(FROM_HERE, base::BindOnce(^{
[weakSelf onStopped];
stopHandler();
}));
});
_tracingSession->Start();
}
- (void)stop {
_tracingSession->Stop();
}
- (void)onStopped {
[_traceFileHandle closeFile];
_traceFileHandle = nil;
_tracingSession.reset();
}
- (id)init {
_traceFileHandle = nil;
return self;
}
- (BOOL)isTracing {
return !!_tracingSession.get();
}
@end
namespace content {
struct ShellPlatformDelegate::ShellData {
UIWindow* window;
bool fullscreen = false;
};
struct ShellPlatformDelegate::PlatformData {};
ShellPlatformDelegate::ShellPlatformDelegate() = default;
ShellPlatformDelegate::~ShellPlatformDelegate() = default;
void ShellPlatformDelegate::Initialize(const gfx::Size& default_window_size) {
screen_ = std::make_unique<display::ScopedNativeScreen>();
}
void ShellPlatformDelegate::CreatePlatformWindow(
Shell* shell,
const gfx::Size& initial_size) {
DCHECK(!base::Contains(shell_data_map_, shell));
ShellData& shell_data = shell_data_map_[shell];
UIWindow* window =
[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
window.backgroundColor = [UIColor whiteColor];
window.tintColor = [UIColor darkGrayColor];
ContentShellWindowDelegate* controller =
[[ContentShellWindowDelegate alloc] initWithShell:shell];
// Gives a restoration identifier so that state restoration works.
controller.restorationIdentifier = @"rootViewController";
window.rootViewController = controller;
shell_data.window = window;
}
gfx::NativeWindow ShellPlatformDelegate::GetNativeWindow(Shell* shell) {
DCHECK(base::Contains(shell_data_map_, shell));
ShellData& shell_data = shell_data_map_[shell];
return gfx::NativeWindow(shell_data.window);
}
void ShellPlatformDelegate::CleanUp(Shell* shell) {
DCHECK(base::Contains(shell_data_map_, shell));
shell_data_map_.erase(shell);
}
void ShellPlatformDelegate::SetContents(Shell* shell) {
DCHECK(base::Contains(shell_data_map_, shell));
// ShellData& shell_data = shell_data_map_[shell];
// UIView* web_contents_view = shell->web_contents()->GetNativeView();
// [((ContentShellWindowDelegate *)shell_data.window.rootViewController)
// setContents:web_contents_view];
}
void ShellPlatformDelegate::ResizeWebContent(Shell* shell,
const gfx::Size& content_size) {
DCHECK(base::Contains(shell_data_map_, shell));
}
void ShellPlatformDelegate::EnableUIControl(Shell* shell,
UIControl control,
bool is_enabled) {
DCHECK(base::Contains(shell_data_map_, shell));
ShellData& shell_data = shell_data_map_[shell];
UIButton* button = nil;
switch (control) {
case BACK_BUTTON:
button = [((ContentShellWindowDelegate*)
shell_data.window.rootViewController) backButton];
break;
case FORWARD_BUTTON:
button = [((ContentShellWindowDelegate*)
shell_data.window.rootViewController) forwardButton];
break;
case STOP_BUTTON: {
NSString* imageName = is_enabled ? @"ic_stop" : @"ic_reload";
[[((ContentShellWindowDelegate*)shell_data.window.rootViewController)
reloadOrStopButton] setImage:[UIImage imageNamed:imageName]
forState:UIControlStateNormal];
break;
}
default:
NOTREACHED_IN_MIGRATION() << "Unknown UI control";
return;
}
[button setEnabled:is_enabled];
}
void ShellPlatformDelegate::SetAddressBarURL(Shell* shell, const GURL& url) {
if (Shell::ShouldHideToolbar()) {
return;
}
DCHECK(base::Contains(shell_data_map_, shell));
ShellData& shell_data = shell_data_map_[shell];
NSString* url_string = base::SysUTF8ToNSString(url.spec());
[((ContentShellWindowDelegate*)shell_data.window.rootViewController)
setURL:url_string];
}
void ShellPlatformDelegate::SetIsLoading(Shell* shell, bool loading) {}
void ShellPlatformDelegate::SetTitle(Shell* shell,
const std::u16string& title) {
DCHECK(base::Contains(shell_data_map_, shell));
}
void ShellPlatformDelegate::MainFrameCreated(Shell* shell) {}
bool ShellPlatformDelegate::DestroyShell(Shell* shell) {
DCHECK(base::Contains(shell_data_map_, shell));
ShellData& shell_data = shell_data_map_[shell];
[shell_data.window resignKeyWindow];
return false; // We have not destroyed the shell here.
}
std::unique_ptr<ColorChooser> ShellPlatformDelegate::OpenColorChooser(
WebContents* web_contents,
SkColor color,
const std::vector<blink::mojom::ColorSuggestionPtr>& suggestions) {
return ShellColorChooserIOS::OpenColorChooser(web_contents, color,
suggestions);
}
void ShellPlatformDelegate::RunFileChooser(
RenderFrameHost* render_frame_host,
scoped_refptr<FileSelectListener> listener,
const blink::mojom::FileChooserParams& params) {
ShellFileSelectHelper::RunFileChooser(render_frame_host, std::move(listener),
params);
}
void ShellPlatformDelegate::ToggleFullscreenModeForTab(
Shell* shell,
WebContents* web_contents,
bool enter_fullscreen) {
DCHECK(base::Contains(shell_data_map_, shell));
ShellData& shell_data = shell_data_map_[shell];
if (shell_data.fullscreen == enter_fullscreen) {
return;
}
shell_data.fullscreen = enter_fullscreen;
float height = enter_fullscreen ? 0.0 : 56.0;
[((ContentShellWindowDelegate*)shell_data.window.rootViewController)
headerHeightConstraint]
.constant = height;
[((ContentShellWindowDelegate*)shell_data.window.rootViewController)
headerContentView]
.hidden = enter_fullscreen;
}
bool ShellPlatformDelegate::IsFullscreenForTabOrPending(
Shell* shell,
const WebContents* web_contents) const {
DCHECK(base::Contains(shell_data_map_, shell));
auto iter = shell_data_map_.find(shell);
return iter->second.fullscreen;
}
} // namespace content
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