Delete the GTK+ port of Chrome.

content/public/browser/web_contents_view_delegate.h

Index: content/public/browser/web_contents_view_delegate.h
diff --git a/content/public/browser/web_contents_view_delegate.h b/content/public/browser/web_contents_view_delegate.h
index f8132911baae8b38db84abdc8ba5f72fc31b9e36..c2f00d75e54481359211227eb32d726ec79a9554 100644
--- a/content/public/browser/web_contents_view_delegate.h
+++ b/content/public/browser/web_contents_view_delegate.h
@@ -5,9 +5,7 @@
 #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
 
@@ -54,25 +52,6 @@ class CONTENT_EXPORT WebContentsViewDelegate {
   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.