Dispatch geolocation IPCs on the UI thread. Aside from simplifying the code to avoid a lot of threa…

android_webview/native/aw_geolocation_permission_context.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 ANDROID_WEBVIEW_NATIVE_AW_GEOLOCATION_PERMISSION_CONTEXT_H_
 #define ANDROID_WEBVIEW_NATIVE_AW_GEOLOCATION_PERMISSION_CONTEXT_H_
 
 #include "content/public/browser/geolocation_permission_context.h"
 
 class GURL;
 
 namespace android_webview {
 
 class AwBrowserContext;
 
 class AwGeolocationPermissionContext :
     public content::GeolocationPermissionContext {
  public:
   static content::GeolocationPermissionContext* Create(
       AwBrowserContext* browser_context);
 
   // content::GeolocationPermissionContext implementation
   virtual void RequestGeolocationPermission(
-      int render_process_id,
-      int render_view_id,
+      content::WebContents* web_contents,
       int bridge_id,
       const GURL& requesting_frame,
       bool user_gesture,
       base::Callback<void(bool)> callback) OVERRIDE;
   virtual void CancelGeolocationPermissionRequest(
-      int render_process_id,
-      int render_view_id,
+      content::WebContents* web_contents,
       int bridge_id,
       const GURL& requesting_frame) OVERRIDE;
 
  protected:
   virtual ~AwGeolocationPermissionContext();
 
  private:
-  void RequestGeolocationPermissionOnUIThread(
-      int render_process_id,
-      int render_view_id,
-      int bridge_id,
-      const GURL& requesting_frame,
-      bool user_gesture,
-      base::Callback<void(bool)> callback);
-
-  void CancelGeolocationPermissionRequestOnUIThread(
-      int render_process_id,
-      int render_view_id,
-      int bridge_id,
-      const GURL& requesting_frame);
 };
 
 }  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_NATIVE_AW_GEOLOCATION_PERMISSION_CONTEXT_H_