Remove remains of webrtc/base

webrtc/rtc_base/signalthread_unittest.cc

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #include <memory>
 
-#include "webrtc/base/constructormagic.h"
-#include "webrtc/base/gunit.h"
-#include "webrtc/base/signalthread.h"
-#include "webrtc/base/thread.h"
+#include "webrtc/rtc_base/constructormagic.h"
+#include "webrtc/rtc_base/gunit.h"
+#include "webrtc/rtc_base/signalthread.h"
+#include "webrtc/rtc_base/thread.h"
 
 using namespace rtc;
 
 // 10 seconds.
 static const int kTimeout = 10000;
 
 class SignalThreadTest : public testing::Test, public sigslot::has_slots<> {
  public:
   class SlowSignalThread : public SignalThread {
    public:
@@ skipping 174 matching lines @@
   ExpectState(1, 0, 0, 1, 1);
 }
 
 TEST_F(SignalThreadTest, DeferredDestroyedThreadCleansUp) {
   thread_->Start();
   ExpectState(1, 0, 0, 0, 0);
   thread_->Destroy(false);
   ExpectState(1, 0, 0, 1, 0);
   ExpectStateWait(1, 1, 0, 1, 1, kTimeout);
 }