Fix include path for moved thread_task_runner_handle.h header in tools/

tools/battor_agent/battor_agent_unittest.cc

 // Copyright 2015 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 "tools/battor_agent/battor_agent.h"
 
 #include "base/test/test_simple_task_runner.h"
-#include "base/thread_task_runner_handle.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "tools/battor_agent/battor_protocol_types.h"
 
 using namespace testing;
 
 using std::vector;
 
 namespace battor {
 
@@ skipping 848 matching lines @@
 
   uint32_t current_sample = 1;
   OnMessageRead(true, BATTOR_MESSAGE_TYPE_CONTROL,
                 ToCharVector(current_sample));
 
   EXPECT_TRUE(IsCommandComplete());
   EXPECT_EQ(BATTOR_ERROR_UNEXPECTED_MESSAGE, GetCommandError());
 }
 
 }  // namespace battor