[content shell] add support for entering/exiting fullscreen mode for layout test

content/shell/shell_android.cc

 // 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.
 
 #include "content/shell/shell.h"
 
 #include <jni.h>
 
 #include "base/android/scoped_java_ref.h"
 #include "base/android/jni_string.h"
@@ skipping 48 matching lines @@
 
 void Shell::PlatformSetTitle(const string16& title) {
   NOTIMPLEMENTED();
 }
 
 void Shell::LoadProgressChanged(WebContents* source, double progress) {
   JNIEnv* env = AttachCurrentThread();
   Java_Shell_onLoadProgressChanged(env, java_object_.obj(), progress);
 }
 
-void Shell::ToggleFullscreenModeForTab(WebContents* web_contents,
-                                       bool enter_fullscreen) {
+void Shell::PlatformToggleFullscreenModeForTab(WebContents* web_contents,
+                                               bool enter_fullscreen) {
   JNIEnv* env = AttachCurrentThread();
   Java_Shell_toggleFullscreenModeForTab(
       env, java_object_.obj(), enter_fullscreen);
 }
 
-bool Shell::IsFullscreenForTabOrPending(const WebContents* web_contents) const {
+bool Shell::PlatformIsFullscreenForTabOrPending(
+    const WebContents* web_contents) const {
   JNIEnv* env = AttachCurrentThread();
   return Java_Shell_isFullscreenForTabOrPending(env, java_object_.obj());
 }
 
 void Shell::Close() {
   // TODO(tedchoc): Implement Close method for android shell
   NOTIMPLEMENTED();
 }
 
 // static
 bool Shell::Register(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace content