Remove WebContents methods that duplicate WebContentsView methods.

content/shell/shell_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 "content/shell/shell.h"
 
 #include <gdk/gdkkeysyms.h>
 #include <gtk/gtk.h>
 
 #include "base/logging.h"
@@ skipping 191 matching lines @@
   if (headless_)
     return;
 
   WebContentsView* content_view = web_contents_->GetView();
   gtk_container_add(GTK_CONTAINER(vbox_), content_view->GetNativeView());
 }
 
 void Shell::SizeTo(int width, int height) {
   content_width_ = width;
   content_height_ = height;
-  if (web_contents_.get())
-    gtk_widget_set_size_request(web_contents_->GetNativeView(), width, height);
+  if (web_contents_.get()) {
+    gtk_widget_set_size_request(web_contents_->GetView()->GetNativeView(),
+                                width, height);
+  }
 }
 
 void Shell::PlatformResizeSubViews() {
   SizeTo(content_width_, content_height_);
 }
 
 void Shell::Close() {
   if (headless_) {
     delete this;
     return;
@@ skipping 65 matching lines @@
 
 void Shell::PlatformSetTitle(const string16& title) {
   if (headless_)
     return;
 
   std::string title_utf8 = UTF16ToUTF8(title);
   gtk_window_set_title(GTK_WINDOW(window_), title_utf8.c_str());
 }
 
 }  // namespace content