Enable external popup menu in Blimp, part 1/2.

content/browser/frame_host/render_frame_host_impl.h

Index: content/browser/frame_host/render_frame_host_impl.h
diff --git a/content/browser/frame_host/render_frame_host_impl.h b/content/browser/frame_host/render_frame_host_impl.h
index 420a2c2795d7512d3ac241213dc4854290d45737..dc369eced6a619351f06d9f6c238c9512b7f6726 100644
--- a/content/browser/frame_host/render_frame_host_impl.h
+++ b/content/browser/frame_host/render_frame_host_impl.h
@@ -54,7 +54,7 @@ struct AccessibilityHostMsg_LocationChangeParams;
 struct FrameHostMsg_DidFailProvisionalLoadWithError_Params;
 struct FrameHostMsg_OpenURL_Params;
 struct FrameMsg_TextTrackSettings_Params;
-#if defined(OS_MACOSX) || defined(OS_ANDROID)
+#if defined(USE_EXTERNAL_POPUP_MENU)
 struct FrameHostMsg_ShowPopup_Params;
 #endif
 
@@ -675,7 +675,7 @@ class CONTENT_EXPORT RenderFrameHostImpl : public RenderFrameHost,
       bool success,
       const std::set<std::string>& digests_of_uris_of_serialized_resources);
 
-#if defined(OS_MACOSX) || defined(OS_ANDROID)
+#if defined(USE_EXTERNAL_POPUP_MENU)
   void OnShowPopup(const FrameHostMsg_ShowPopup_Params& params);
   void OnHidePopup();
 #endif