Move Render(View|Widget)Host and associated classes to content namespace.

chrome/browser/ui/views/tab_contents/native_tab_contents_view_gtk.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 "chrome/browser/ui/views/tab_contents/native_tab_contents_view_gtk.h"
 
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/tab_contents/web_drag_bookmark_handler_gtk.h"
 #include "chrome/browser/ui/gtk/constrained_window_gtk.h"
 #include "chrome/browser/ui/sad_tab_helper.h"
@@ skipping 119 matching lines @@
 
   // We need to own the widget in order to attach/detach the native view to a
   // container.
   gtk_object_ref(GTK_OBJECT(GetWidget()->GetNativeView()));
 }
 
 void NativeTabContentsViewGtk::Unparent() {
 }
 
 RenderWidgetHostView* NativeTabContentsViewGtk::CreateRenderWidgetHostView(
-    RenderWidgetHost* render_widget_host) {
+    content::RenderWidgetHost* render_widget_host) {
   RenderWidgetHostView* view =
       RenderWidgetHostView::CreateViewForWidget(render_widget_host);
   view->InitAsChild(NULL);
   g_signal_connect(view->GetNativeView(), "focus",
                    G_CALLBACK(OnFocus), delegate_->GetWebContents());
   g_signal_connect(view->GetNativeView(), "scroll-event",
                    G_CALLBACK(OnMouseScroll), delegate_);
 
   // Let widget know that the tab contents has been painted.
   views::NativeWidgetGtk::RegisterChildExposeHandler(view->GetNativeView());
@@ skipping 142 matching lines @@
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // NativeTabContentsView, public:
 
 // static
 NativeTabContentsView* NativeTabContentsView::CreateNativeTabContentsView(
     internal::NativeTabContentsViewDelegate* delegate) {
   return new NativeTabContentsViewGtk(delegate);
 }