Make proto enums canonical for ReadState/WriteState/ConnectState.

extensions/browser/api/cast_channel/cast_framer_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "extensions/browser/api/cast_channel/cast_framer.h"
 
 #include <algorithm>
 
-#include "extensions/browser/api/cast_channel/cast_channel.pb.h"
+#include "extensions/common/api/cast_channel/cast_channel.pb.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace extensions {
 namespace core_api {
 namespace cast_channel {
 class CastFramerTest : public testing::Test {
  public:
   CastFramerTest() {}
   virtual ~CastFramerTest() {}
 
@@ skipping 109 matching lines @@
   // Send body, expect an error.
   scoped_ptr<CastMessage> message;
   EXPECT_EQ(NULL,
             framer_->Ingest(framer_->BytesRequested(), &message_length, &error)
                 .get());
   EXPECT_EQ(cast_channel::CHANNEL_ERROR_INVALID_MESSAGE, error);
 }
 }  // namespace cast_channel
 }  // namespace core_api
 }  // namespace extensions