Implement webview.captureVisibleRegion()

chrome/browser/extensions/api/tabs/tabs_api.h

 // Copyright (c) 2012 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_API_TABS_TABS_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_TABS_TABS_API_H_
 
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "chrome/browser/extensions/chrome_extension_function.h"
 #include "chrome/browser/extensions/chrome_extension_function_details.h"
 #include "chrome/common/extensions/api/tabs.h"
 #include "components/ui/zoom/zoom_controller.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
-#include "extensions/browser/api/capture_web_contents_function.h"
+#include "extensions/browser/api/capture_web_contents.h"
 #include "extensions/browser/api/execute_code_function.h"
 #include "extensions/common/extension_resource.h"
 #include "extensions/common/user_script.h"
 #include "url/gurl.h"
 
 class GURL;
 class SkBitmap;
 class TabStripModel;
 
 namespace base {
@@ skipping 159 matching lines @@
   ~TabsDetectLanguageFunction() override {}
   bool RunAsync() override;
 
   void Observe(int type,
                const content::NotificationSource& source,
                const content::NotificationDetails& details) override;
   void GotLanguage(const std::string& language);
   content::NotificationRegistrar registrar_;
   DECLARE_EXTENSION_FUNCTION("tabs.detectLanguage", TABS_DETECTLANGUAGE)
 };
-class TabsCaptureVisibleTabFunction
-    : public extensions::CaptureWebContentsFunction {
+
+class TabsCaptureVisibleTabFunction : public extensions::CaptureWebContents,
+                                      public AsyncExtensionFunction {
  public:
   TabsCaptureVisibleTabFunction();
   static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
 
+  // ExtensionFunction implementation.
+  bool HasPermission() override;
+  bool RunAsync() override;
+
  protected:
   ~TabsCaptureVisibleTabFunction() override {}
 
  private:
   ChromeExtensionFunctionDetails chrome_details_;
 
-  // extensions::CaptureWebContentsFunction:
+  content::WebContents* GetWebContentsForID(int window_id);
+
+  // extensions::CaptureWebContents:
   bool IsScreenshotEnabled() override;
-  content::WebContents* GetWebContentsForID(int id) override;
+  void OnCaptureSuccess(const SkBitmap& bitmap) override;
   void OnCaptureFailure(FailureReason reason) override;
 
   DECLARE_EXTENSION_FUNCTION("tabs.captureVisibleTab", TABS_CAPTUREVISIBLETAB)
 };
 
 // Implement API call tabs.executeScript and tabs.insertCSS.
 class ExecuteCodeInTabFunction : public ExecuteCodeFunction {
  public:
   ExecuteCodeInTabFunction();
 
@@ skipping 86 matching lines @@
   ~TabsGetZoomSettingsFunction() override {}
 
   bool RunAsync() override;
 
   DECLARE_EXTENSION_FUNCTION("tabs.getZoomSettings", TABS_GETZOOMSETTINGS)
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_TABS_TABS_API_H_