Move stash_backend into extensions/browser/mojo.

extensions/browser/mojo/stash_backend_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 "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
-#include "extensions/browser/stash_backend.h"
+#include "extensions/browser/mojo/stash_backend.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace extensions {
 
 class StashServiceTest : public testing::Test, public mojo::ErrorHandler {
  public:
   enum Event {
     EVENT_NONE,
     EVENT_STASH_RETRIEVED,
   };
@@ skipping 146 matching lines @@
   ASSERT_EQ(0u, stashed_objects.size());
   // Check that the stashed handle has been closed.
   MojoResult result =
       mojo::Wait(message_pipe.handle1.get(),
                  MOJO_HANDLE_SIGNAL_READABLE | MOJO_HANDLE_SIGNAL_READABLE,
                  MOJO_DEADLINE_INDEFINITE);
   EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, result);
 }
 
 }  // namespace extensions