Blobs: Catching browser-process created Blobs in extension code.

extensions/renderer/dispatcher.cc

Index: extensions/renderer/dispatcher.cc
diff --git a/extensions/renderer/dispatcher.cc b/extensions/renderer/dispatcher.cc
index a3014ed4b5b69a5e29e3c1daefdb3d2745f87883..ac64bd93f4bcb04b3e2c5bfeb72f3483e6652cda 100644
--- a/extensions/renderer/dispatcher.cc
+++ b/extensions/renderer/dispatcher.cc
@@ -462,6 +462,7 @@ bool Dispatcher::OnControlMessageReceived(const IPC::Message& message) {
   IPC_MESSAGE_HANDLER(ExtensionMsg_SetSystemFont, OnSetSystemFont)
   IPC_MESSAGE_HANDLER(ExtensionMsg_ShouldSuspend, OnShouldSuspend)
   IPC_MESSAGE_HANDLER(ExtensionMsg_Suspend, OnSuspend)
+  IPC_MESSAGE_HANDLER(ExtensionMsg_TransferBlobs, OnTransferBlobs)
   IPC_MESSAGE_HANDLER(ExtensionMsg_Unloaded, OnUnloaded)
   IPC_MESSAGE_HANDLER(ExtensionMsg_UpdatePermissions, OnUpdatePermissions)
   IPC_MESSAGE_HANDLER(ExtensionMsg_UpdateTabSpecificPermissions,
@@ -681,6 +682,12 @@ void Dispatcher::OnSuspend(const std::string& extension_id) {
   RenderThread::Get()->Send(new ExtensionHostMsg_SuspendAck(extension_id));
 }
 
+void Dispatcher::OnTransferBlobs(int routing_id,
+                                 const std::vector<std::string>& blob_uuids) {
+  RenderThread::Get()->Send(
+      new ExtensionHostMsg_TransferBlobsAck(routing_id, blob_uuids));
+}
+
 void Dispatcher::OnUnloaded(const std::string& id) {
   extensions_.Remove(id);
   active_extension_ids_.erase(id);