Cross-process postMessage

content/common/view_messages.h

Index: content/common/view_messages.h
diff --git a/content/common/view_messages.h b/content/common/view_messages.h
index 971e5652a99184943b8f0073a846ccbd175eedd2..540323ab2356e1e39c2d6464a1818c84d40b1844 100644
--- a/content/common/view_messages.h
+++ b/content/common/view_messages.h
@@ -550,6 +550,10 @@ IPC_STRUCT_BEGIN(ViewMsg_SwapOut_Params)
   // cross-site transition. This is *not* a route_id, but the request that we
   // will resume once the ACK from the closing view has been received.
   IPC_STRUCT_MEMBER(int, new_request_id)
+
+  // The identifier of the browsing instance frame we need to install a DOM
+  // proxy for.
+  IPC_STRUCT_MEMBER(int64, browsing_instance_frame_id)
 IPC_STRUCT_END()
 
 IPC_STRUCT_BEGIN(ViewMsg_Navigate_Params)
@@ -591,6 +595,9 @@ IPC_STRUCT_BEGIN(ViewMsg_Navigate_Params)
 
   // Extra headers (separated by \n) to send during the request.
   IPC_STRUCT_MEMBER(std::string, extra_headers)
+
+  // The browsing instance frame id of the opener, or -1 if none
+  IPC_STRUCT_MEMBER(int64, opener_browsing_instance_frame_id)
 IPC_STRUCT_END()
 
 IPC_STRUCT_BEGIN(ViewMsg_New_Params)
@@ -613,6 +620,31 @@ IPC_STRUCT_BEGIN(ViewMsg_New_Params)
   IPC_STRUCT_MEMBER(string16, frame_name)
 IPC_STRUCT_END()
 
+IPC_STRUCT_BEGIN(ViewMsg_PostMessage_Params)
+  // The serialized script value
+  IPC_STRUCT_MEMBER(string16, data)
+
+  // The target origin
+  IPC_STRUCT_MEMBER(string16, origin)
+
+  // The last event id
+  IPC_STRUCT_MEMBER(string16, lastEventId)
+IPC_STRUCT_END()
+
+IPC_STRUCT_BEGIN(ViewMsg_SetOpenerProxy_Params)
+  IPC_STRUCT_MEMBER(int, render_process_host_id)
+  IPC_STRUCT_MEMBER(int, render_route_id)
+  // TODO(supersat): Frame identifier?
+IPC_STRUCT_END()
+
+IPC_STRUCT_BEGIN(ViewHostMsg_OpenURL_Params)
+  IPC_STRUCT_MEMBER(GURL, url)
+  IPC_STRUCT_MEMBER(GURL, referrer)
+  IPC_STRUCT_MEMBER(WindowOpenDisposition, disposition)
+  IPC_STRUCT_MEMBER(int64, source_frame_id)
+  IPC_STRUCT_MEMBER(int64, opener_frame_id)
+IPC_STRUCT_END()
+
 // Messages sent from the browser to the renderer.
 
 // Used typically when recovering from a crash.  The new rendering process
@@ -1549,11 +1581,8 @@ IPC_SYNC_MESSAGE_ROUTED4_2(ViewHostMsg_RunJavaScriptMessage,
                            string16     /* out - user_input field */)
 
 // Requests that the given URL be opened in the specified manner.
-IPC_MESSAGE_ROUTED4(ViewHostMsg_OpenURL,
-                    GURL /* url */,
-                    GURL /* referrer */,
-                    WindowOpenDisposition /* disposition */,
-                    int64 /* frame id */)
+IPC_MESSAGE_ROUTED1(ViewHostMsg_OpenURL,
+                    ViewHostMsg_OpenURL_Params)
 
 // Notifies that the preferred size of the content changed.
 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidContentsPreferredSizeChange,
@@ -1919,3 +1948,14 @@ IPC_MESSAGE_ROUTED0(ViewHostMsg_LockMouse)
 // whenever the mouse is unlocked (which may or may not be caused by
 // ViewHostMsg_UnlockMouse).
 IPC_MESSAGE_ROUTED0(ViewHostMsg_UnlockMouse)
+
+IPC_MESSAGE_CONTROL2(ViewHostMsg_SendPostMessage,
+                    int64 /* browsing_process_frame_id */,
+                    ViewMsg_PostMessage_Params)
+
+IPC_MESSAGE_ROUTED2(ViewMsg_PostMessage,
+                    int64 /* frame_id */,
+                    ViewMsg_PostMessage_Params)
+
+IPC_MESSAGE_ROUTED1(ViewMsg_SetOpenerProxy,
+                    ViewMsg_SetOpenerProxy_Params)