Cross-process postMessage

content/common/swapped_out_messages.cc

Index: content/common/swapped_out_messages.cc
diff --git a/content/common/swapped_out_messages.cc b/content/common/swapped_out_messages.cc
index 3189d19f7f7cc5aaedbbc20b856610c33aabc249..ff1043d7186892b6f5656884665ff3709ff4d23c 100644
--- a/content/common/swapped_out_messages.cc
+++ b/content/common/swapped_out_messages.cc
@@ -9,11 +9,12 @@
 
 namespace content {
 
-bool SwappedOutMessages::CanSendWhileSwappedOut(const IPC::Message* msg) {
-  // We filter out most IPC messages when swapped out.  However, some are
-  // important (e.g., ACKs) for keeping the browser and renderer state
-  // consistent in case we later return to the same renderer.
-  switch (msg->type()) {
+bool SwappedOutMessages::CanHandleWhileSwappedOut(
+    const IPC::Message& msg) {
+  // We drop most other messages that arrive from a swapped out renderer.
+  // However, some are important (e.g., ACKs) for keeping the browser and
+  // renderer state consistent in case we later return to the renderer.
+  switch (msg.type()) {
     // Handled by RenderWidget.
     case ViewHostMsg_HandleInputEvent_ACK::ID:
     case ViewHostMsg_PaintAtSize_ACK::ID:
@@ -23,27 +24,6 @@ bool SwappedOutMessages::CanSendWhileSwappedOut(const IPC::Message* msg) {
     case ViewHostMsg_ShouldClose_ACK::ID:
     case ViewHostMsg_SwapOut_ACK::ID:
     case ViewHostMsg_ClosePage_ACK::ID:
-      return true;
-    default:
-      break;
-  }
-
-  // Check with the embedder as well.
-  ContentClient* client = GetContentClient();
-  return client->CanSendWhileSwappedOut(msg);
-}
-
-bool SwappedOutMessages::CanHandleWhileSwappedOut(
-    const IPC::Message& msg) {
-  // Any message the renderer is allowed to send while swapped out should
-  // be handled by the browser.
-  if (CanSendWhileSwappedOut(&msg))
-    return true;
-
-  // We drop most other messages that arrive from a swapped out renderer.
-  // However, some are important (e.g., ACKs) for keeping the browser and
-  // renderer state consistent in case we later return to the renderer.
-  switch (msg.type()) {
     // Sends an ACK.
     case ViewHostMsg_ShowView::ID:
     // Sends an ACK.
@@ -70,6 +50,7 @@ bool SwappedOutMessages::CanHandleWhileSwappedOut(
     // Synchronous message when leaving a page with plugin.
     case ViewHostMsg_DestroyPluginContainer::ID:
 #endif
+    case ViewHostMsg_SendPostMessage::ID:
       return true;
     default:
       break;