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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_EXTENSIONS_CHROME_EXTENSION_WEB_CONTENTS_OBSERVER_H_
#define CHROME_BROWSER_EXTENSIONS_CHROME_EXTENSION_WEB_CONTENTS_OBSERVER_H_
#include <stdint.h>
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "base/strings/string16.h"
#include "content/public/browser/web_contents_user_data.h"
#include "extensions/browser/extension_web_contents_observer.h"
#include "extensions/common/stack_frame.h"
namespace content {
class RenderFrameHost;
}
namespace extensions {
// An ExtensionWebContentsObserver that adds support for the extension error
// console, reloading crashed extensions and routing extension messages between
// renderers.
class ChromeExtensionWebContentsObserver
: public ExtensionWebContentsObserver,
public content::WebContentsUserData<ChromeExtensionWebContentsObserver> {
private:
friend class content::WebContentsUserData<ChromeExtensionWebContentsObserver>;
explicit ChromeExtensionWebContentsObserver(
content::WebContents* web_contents);
~ChromeExtensionWebContentsObserver() override;
// ExtensionWebContentsObserver:
void InitializeRenderFrame(
content::RenderFrameHost* render_frame_host) override;
// content::WebContentsObserver overrides.
void RenderViewCreated(content::RenderViewHost* render_view_host) override;
void DidCommitProvisionalLoadForFrame(
content::RenderFrameHost* render_frame_host,
const GURL& url,
ui::PageTransition transition_type) override;
// Silence a warning about hiding a virtual function.
bool OnMessageReceived(const IPC::Message& message,
content::RenderFrameHost* render_frame_host) override;
// Adds a message to the extensions ErrorConsole.
void OnDetailedConsoleMessageAdded(
content::RenderFrameHost* render_frame_host,
const base::string16& message,
const base::string16& source,
const StackTrace& stack_trace,
int32_t severity_level);
// Reloads an extension if it is on the terminated list.
void ReloadIfTerminated(content::RenderViewHost* render_view_host);
// Determines which bucket of a synthetic field trial this client belongs
// to and sets it.
void SetExtensionIsolationTrial(content::RenderFrameHost* render_frame_host);
DISALLOW_COPY_AND_ASSIGN(ChromeExtensionWebContentsObserver);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_CHROME_EXTENSION_WEB_CONTENTS_OBSERVER_H_
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