gtk: Improve fullscreen RenderWidgetHostViewGtk.

chrome/browser/renderer_host/render_widget_host_view_mac.mm

 // 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 <QuartzCore/QuartzCore.h>
 
 #include "chrome/browser/renderer_host/render_widget_host_view_mac.h"
 
 #include "app/app_switches.h"
 #include "app/surface/io_surface_support_mac.h"
@@ skipping 581 matching lines @@
       [[cocoa_view_ window] convertScreenToBase:global_origin];
   NSPoint view_origin =
       [cocoa_view_ convertPoint:window_origin fromView:nil];
   NSRect initial_frame = NSMakeRect(view_origin.x,
                                     view_origin.y,
                                     pos.width(),
                                     pos.height());
   [cocoa_view_ setFrame:initial_frame];
 }
 
-void RenderWidgetHostViewMac::InitAsFullscreen(
-    RenderWidgetHostView* parent_host_view) {
+void RenderWidgetHostViewMac::InitAsFullscreen() {
   NOTIMPLEMENTED() << "Full screen not implemented on Mac";
 }
 
 RenderWidgetHost* RenderWidgetHostViewMac::GetRenderWidgetHost() const {
   return render_widget_host_;
 }
 
 void RenderWidgetHostViewMac::DidBecomeSelected() {
   if (!is_hidden_)
     return;
@@ skipping 2217 matching lines @@
   if (!string) return NO;
 
   // If the user is currently using an IME, confirm the IME input,
   // and then insert the text from the service, the same as TextEdit and Safari.
   [self confirmComposition];
   [self insertText:string];
   return YES;
 }
 
 @end