Enable external popup menu in Blimp, part 2/2.

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 7be6c6f6fc83ad2d43ee3b316692cecc0646e19f..cbc226781537a43c6c86cb5ab9203ea4504ebd94 100644
--- a/content/public/browser/web_contents_view_delegate.h
+++ b/content/public/browser/web_contents_view_delegate.h
@@ -9,6 +9,8 @@
 #import <Cocoa/Cocoa.h>
 #endif
 
+#include <vector>
+
 #include "base/callback_forward.h"
 #include "content/common/content_export.h"
 #include "ui/gfx/native_widget_types.h"
@@ -32,6 +34,7 @@ class RenderFrameHost;
 class RenderWidgetHost;
 class WebDragDestDelegate;
 struct ContextMenuParams;
+struct MenuItem;
 
 // This interface allows a client to extend the functionality of the
 // WebContentsView implementation.
@@ -59,8 +62,25 @@ class CONTENT_EXPORT WebContentsViewDelegate {
   virtual void TakeFocus(bool reverse);
   virtual void SizeChanged(const gfx::Size& size);
 
-  // Returns a newly-created delegate for the RenderWidgetHostViewMac, to handle
-  // events on the responder chain.
+#if defined(USE_EXTERNAL_POPUP_MENU) && defined(USE_AURA)
+  // Shows a popup menu with the specified items.
+  // This method should call RenderFrameHost::DidSelectPopupMenuItem[s]() or
+  // RenderFrameHost::DidCancelPopupMenu() based on the user action.
+  virtual void ShowPopupMenu(RenderFrameHost* render_frame_host,
+                             const gfx::Rect& bounds,
+                             int item_height,
+                             double item_font_size,
+                             int selected_item,
+                             const std::vector<MenuItem>& items,
+                             bool right_aligned,
+                             bool allow_multiple_selection) {}
+
+  // Hides a popup menu opened by ShowPopupMenu().
+  virtual void HidePopupMenu() {}
+#endif
+
+// Returns a newly-created delegate for the RenderWidgetHostViewMac, to handle
+// events on the responder chain.
 #if defined(__OBJC__)
   virtual NSObject<RenderWidgetHostViewMacDelegate>*
       CreateRenderWidgetHostViewDelegate(