Implement HTML selects as native Cocoa controls for Chrome

chrome/browser/renderer_host/render_widget_host_view.h

 // Copyright (c) 2006-2008 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 CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_
 #define CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_
 
 #include "base/gfx/native_widget_types.h"
 #include "base/shared_memory.h"
+#include "skia/include/SkBitmap.h"
 #include "webkit/glue/webplugin.h"
-#include "skia/include/SkBitmap.h"
+#include "webkit/glue/webwidget_delegate.h"
 
 namespace gfx {
 class Rect;
 class Size;
 }
 namespace IPC {
 class Message;
 }
 
 class BackingStore;
@@ skipping 107 matching lines @@
   // Notifies the View that the renderer text selection has changed.
   virtual void SelectionChanged(const std::string& text) { };
 
   // Tells the View to get the text from the selection clipboard and send it
   // back to the renderer asynchronously.
   virtual void PasteFromSelectionClipboard() { }
 
   // Allocate a backing store for this view
   virtual BackingStore* AllocBackingStore(const gfx::Size& size) = 0;
 
+#if defined(OS_MACOSX)
+  // Display a native control popup menu for WebKit.
+  virtual void ShowPopupWithItems(gfx::Rect bounds,
+                                  int item_height,
+                                  int selected_item,
+                                  const std::vector<WebMenuItem>& items) = 0;
+#endif
+
   void set_activatable(bool activatable) {
     activatable_ = activatable;
   }
   bool activatable() const { return activatable_; }
 
   // Subclasses should override this method to do whatever is appropriate to set
   // the custom background for their platform.
   virtual void SetBackground(const SkBitmap& background) {
     background_ = background;
   }
   const SkBitmap& background() const { return background_; }
 
  protected:
   // Interface class only, do not construct.
   RenderWidgetHostView() : activatable_(true) {}
- 
+
   // Whether the window can be activated. Autocomplete popup windows for example
   // cannot be activated.  Default is true.
   bool activatable_;
 
   // A custom background to paint behind the web content. This will be tiled
   // horizontally. Can be null, in which case we fall back to painting white.
   SkBitmap background_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostView);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_