Cross-process postMessage

content/renderer/render_view_impl.h

Index: content/renderer/render_view_impl.h
diff --git a/content/renderer/render_view_impl.h b/content/renderer/render_view_impl.h
index 4e7c94ca61454eeef773587acafcd67daa0240ff..d4b7682eced84cadbd6aaa4a895fa4a0a20324a3 100644
--- a/content/renderer/render_view_impl.h
+++ b/content/renderer/render_view_impl.h
@@ -41,6 +41,7 @@
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNode.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPageSerializerClient.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPageVisibilityState.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebSecurityOrigin.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebTextDirection.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebViewClient.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNavigationType.h"
@@ -74,6 +75,7 @@ class RendererAccessibility;
 class SkBitmap;
 class SpeechInputDispatcher;
 struct ViewMsg_Navigate_Params;
+struct ViewMsg_PostMessage_Params;
 struct ViewMsg_StopFinding_Params;
 struct ViewMsg_SwapOut_Params;
 struct WebDropData;
@@ -110,6 +112,7 @@ class ResourceFetcher;
 namespace WebKit {
 class WebApplicationCacheHost;
 class WebApplicationCacheHostClient;
+class WebDOMMessageEvent;
 class WebDataSource;
 class WebDragData;
 class WebGeolocationClient;
@@ -173,6 +176,7 @@ class RenderViewImpl : public RenderWidget,
       int32 routing_id,
       int64 session_storage_namespace_id,
       const string16& frame_name,
+      bool is_renderer_created,
       int32 next_page_id);
 
   // Returns the RenderViewImpl containing the given WebView.
@@ -530,6 +534,10 @@ class RenderViewImpl : public RenderWidget,
   virtual void dispatchIntent(WebKit::WebFrame* frame,
                               const WebKit::WebIntent& intent);
 
+  virtual bool interceptPostMessage(WebKit::WebFrame* source,
+                                    WebKit::WebSecurityOrigin targetOrigin,
+                                    WebKit::WebDOMMessageEvent event) OVERRIDE;
+
   // WebKit::WebPageSerializerClient implementation ----------------------------
 
   virtual void didSerializeDataForFrame(
@@ -678,6 +686,7 @@ class RenderViewImpl : public RenderWidget,
                  int32 routing_id,
                  int64 session_storage_namespace_id,
                  const string16& frame_name,
+                 bool is_renderer_created,
                  int32 next_page_id);
 
   // Do not delete directly.  This class is reference counted.
@@ -799,6 +808,7 @@ class RenderViewImpl : public RenderWidget,
 #if defined(OS_MACOSX)
   void OnPluginImeCompositionCompleted(const string16& text, int plugin_id);
 #endif
+  void OnPostMessage(int64 frame_id, const ViewMsg_PostMessage_Params& params);
   void OnRedo();
   void OnReloadFrame();
   void OnReplace(const string16& text);
@@ -1197,6 +1207,10 @@ class RenderViewImpl : public RenderWidget,
   // of handling a ViewMsg_SelectRange IPC.
   bool handling_select_range_;
 
+  // The content frame id of the frame we're a proxy for, or -1 if none.
+  // This should be valid when the RV is swapped out, and -1 when swapped in.
+  int64 active_content_frame_id_;
+
   // Plugins -------------------------------------------------------------------
 
   // All the currently active plugin delegates for this RenderView; kept so