Delete the GTK+ port of Chrome.

content/public/browser/web_contents_view_delegate.h

 // 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.
 
 #ifndef CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_VIEW_WIN_DELEGATE_H_
 #define CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_VIEW_WIN_DELEGATE_H_
 
-#if defined(TOOLKIT_GTK)
-#include <gtk/gtk.h>
-#elif defined(OS_MACOSX)
+#if defined(OS_MACOSX)
 #import <Cocoa/Cocoa.h>
 #endif
 
 #include "content/common/content_export.h"
 #include "ui/gfx/native_widget_types.h"
 
 #if defined(OS_MACOSX)
 @protocol RenderWidgetHostViewMacDelegate;
 #endif
 
@@ skipping 26 matching lines @@
 
 #if defined(OS_WIN) || defined(USE_AURA)
   // These methods allow the embedder to intercept WebContentsViewWin's
   // implementation of these WebContentsView methods. See the WebContentsView
   // interface documentation for more information about these methods.
   virtual void StoreFocus() = 0;
   virtual void RestoreFocus() = 0;
   virtual bool Focus() = 0;
   virtual void TakeFocus(bool reverse) = 0;
   virtual void SizeChanged(const gfx::Size& size) = 0;
-#elif defined(TOOLKIT_GTK)
-  // Initializes the WebContentsViewDelegate.
-  virtual void Initialize(GtkWidget* expanded_container,
-                          ui::FocusStoreGtk* focus_store) = 0;
-
-  // Returns the top widget that contains |view| passed in from WrapView. This
-  // is exposed through WebContentsViewGtk::GetNativeView() when a wrapper is
-  // supplied to a WebContentsViewGtk.
-  virtual gfx::NativeView GetNativeView() const = 0;
-
-  // Handles a focus event from the renderer process.
-  virtual void Focus() = 0;
-
-  // Gives the delegate a first chance at focus events from our render widget
-  // host, before the main view invokes its default behaviour. Returns TRUE if
-  // |return_value| has been set and that value should be returned to GTK+.
-  virtual gboolean OnNativeViewFocusEvent(GtkWidget* widget,
-                                          GtkDirectionType type,
-                                          gboolean* return_value) = 0;
 #elif defined(OS_MACOSX)
   // Returns a newly-created delegate for the RenderWidgetHostViewMac, to handle
   // events on the responder chain.
   virtual NSObject<RenderWidgetHostViewMacDelegate>*
       CreateRenderWidgetHostViewDelegate(
           RenderWidgetHost* render_widget_host) = 0;
 #endif
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_VIEW_WIN_DELEGATE_H_