Revert "Update mojo sdk to rev 8d45c89c30b230843c5bd6dd0693a555750946c0"

third_party/mojo/src/mojo/edk/embedder/channel_init.h

Index: third_party/mojo/src/mojo/edk/embedder/channel_init.h
diff --git a/third_party/mojo/src/mojo/edk/embedder/channel_init.h b/third_party/mojo/src/mojo/edk/embedder/channel_init.h
index 478da41b62eb868b4dbecf26656a6bcb0da17096..59b6694d8809d22650ab9b4c0969fdd0f7488b37 100644
--- a/third_party/mojo/src/mojo/edk/embedder/channel_init.h
+++ b/third_party/mojo/src/mojo/edk/embedder/channel_init.h
@@ -28,7 +28,7 @@ class MOJO_SYSTEM_IMPL_EXPORT ChannelInit {
   ~ChannelInit();
 
   // Initializes the channel. This takes ownership of |file|. Returns the
-  // primordial |MessagePipe| for the channel.
+  // primordial MessagePipe for the channel.
   mojo::ScopedMessagePipeHandle Init(
       base::PlatformFile file,
       scoped_refptr<base::TaskRunner> io_thread_task_runner);
@@ -41,8 +41,11 @@ class MOJO_SYSTEM_IMPL_EXPORT ChannelInit {
   // established. (This is a static method that takes a weak pointer to self,
   // since we want to destroy the channel even if we're destroyed.)
   static void OnCreatedChannel(base::WeakPtr<ChannelInit> self,
+                               scoped_refptr<base::TaskRunner> io_thread,
                                ChannelInfo* channel);
 
+  scoped_refptr<base::TaskRunner> io_thread_task_runner_;
+
   // If non-null the channel has been established.
   ChannelInfo* channel_info_;