gtk: Improve fullscreen RenderWidgetHostViewGtk.

chrome/browser/renderer_host/render_widget_host_view_views.cc

 // Copyright (c) 2010 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 "chrome/browser/renderer_host/render_widget_host_view_views.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/command_line.h"
@@ skipping 132 matching lines @@
   return host_;
 }
 
 void RenderWidgetHostViewViews::InitAsPopup(
     RenderWidgetHostView* parent_host_view,
     const gfx::Rect& pos) {
   // TODO(anicolao): figure out cases where popups occur and implement
   NOTIMPLEMENTED();
 }
 
-void RenderWidgetHostViewViews::InitAsFullscreen(
-    RenderWidgetHostView* parent_host_view) {
+void RenderWidgetHostViewViews::InitAsFullscreen() {
   NOTIMPLEMENTED();
 }
 
 void RenderWidgetHostViewViews::DidBecomeSelected() {
   if (!is_hidden_)
     return;
 
   if (tab_switch_paint_time_.is_null())
     tab_switch_paint_time_ = base::TimeTicks::Now();
   is_hidden_ = false;
@@ skipping 611 matching lines @@
 }
 
 // static
 RenderWidgetHostView*
     RenderWidgetHostView::GetRenderWidgetHostViewFromNativeView(
         gfx::NativeView widget) {
   gpointer user_data = g_object_get_data(G_OBJECT(widget),
                                          kRenderWidgetHostViewKey);
   return reinterpret_cast<RenderWidgetHostView*>(user_data);
 }