Add UMA for <webview> APIs: a. ClearData, b. when Permission request is allowed.

content/browser/browser_plugin/browser_plugin_guest.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.
 
 // A BrowserPluginGuest is the browser side of a browser <--> embedder
 // renderer channel. A BrowserPlugin (a WebPlugin) is on the embedder
 // renderer side of browser <--> embedder renderer communication.
 //
 // BrowserPluginGuest lives on the UI thread of the browser process. Any
 // messages about the guest render process that the embedder might be interested
@@ skipping 277 matching lines @@
                          int screen_x, int screen_y);
 
   // Called when the drag started by this guest ends at an OS-level.
   void EndSystemDrag();
 
   // |this| takes ownership of |delegate|.
   void SetDelegate(BrowserPluginGuestDelegate* delegate);
 
   void RespondToPermissionRequest(int request_id,
                                   bool should_allow,
-                                  const std::string& user_input);
+                                  const std::string& user_input,
+                                  bool user_initiated);
 
  private:
   class EmbedderWebContentsObserver;
   friend class TestBrowserPluginGuest;
 
   class DownloadRequest;
   class GeolocationRequest;
   class JavaScriptDialogRequest;
   // MediaRequest because of naming conflicts with MediaStreamRequest.
   class MediaRequest;
@@ skipping 241 matching lines @@
   // These are parameters passed from JavaScript on attachment to the content
   // embedder.
   scoped_ptr<base::DictionaryValue> extra_attach_params_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_GUEST_H_