Prefix all IPC messages used by src\chrome with Chrome. For e.g ChromeViewMsg_, ChromeViewHostMsg...

chrome/common/chrome_content_client.cc

Index: chrome/common/chrome_content_client.cc
===================================================================
--- chrome/common/chrome_content_client.cc	(revision 97468)
+++ chrome/common/chrome_content_client.cc	(working copy)
@@ -288,7 +288,7 @@
   // Any Chrome-specific messages that must be allowed to be sent from swapped
   // out renderers.
   switch (msg->type()) {
-    case ViewHostMsg_DomOperationResponse::ID:
+    case ChromeViewHostMsg_DomOperationResponse::ID:
       return true;
     default:
       break;
@@ -302,7 +302,7 @@
   // CanSendWhileSwappedOut) that must be handled by the browser when sent from
   // swapped out renderers.
   switch (msg.type()) {
-    case ViewHostMsg_Snapshot::ID:
+    case ChromeViewHostMsg_Snapshot::ID:
       return true;
     default:
       break;