Revert 227566 "Fix some WeakPtrFactory members that aren't last"

content/renderer/pepper/message_channel.h

Index: content/renderer/pepper/message_channel.h
===================================================================
--- content/renderer/pepper/message_channel.h	(revision 228862)
+++ content/renderer/pepper/message_channel.h	(working copy)
@@ -118,6 +118,10 @@
 
   void DrainEarlyMessageQueue();
 
+  // This is used to ensure pending tasks will not fire after this object is
+  // destroyed.
+  base::WeakPtrFactory<MessageChannel> weak_ptr_factory_;
+
   // TODO(teravest): Remove all the tricky DRAIN_CANCELLED logic once
   // PluginInstance::ResetAsProxied() is gone.
   std::deque<WebKit::WebSerializedScriptValue> early_message_queue_;
@@ -135,10 +139,6 @@
   // the order in which messages are processed is preserved.
   std::list<VarConversionResult> converted_var_queue_;
 
-  // This is used to ensure pending tasks will not fire after this object is
-  // destroyed.
-  base::WeakPtrFactory<MessageChannel> weak_ptr_factory_;
-
   DISALLOW_COPY_AND_ASSIGN(MessageChannel);
 };