Add RTC_ prefix to (D)CHECKs and related macros.

webrtc/base/thread_checker.h

 /*
  *  Copyright (c) 2014 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.
  */
 
 // Borrowed from Chromium's src/base/threading/thread_checker.h.
 
 #ifndef WEBRTC_BASE_THREAD_CHECKER_H_
 #define WEBRTC_BASE_THREAD_CHECKER_H_
 
 // Apart from debug builds, we also enable the thread checker in
 // builds with DCHECK_ALWAYS_ON so that trybots and waterfall bots
 // with this define will get the same level of thread checking as
 // debug bots.
 //
-// Note that this does not perfectly match situations where DCHECK is
+// Note that this does not perfectly match situations where RTC_DCHECK is
 // enabled.  For example a non-official release build may have
 // DCHECK_ALWAYS_ON undefined (and therefore ThreadChecker would be
-// disabled) but have DCHECKs enabled at runtime.
+// disabled) but have RTC_DCHECKs enabled at runtime.
 #if (!defined(NDEBUG) || defined(DCHECK_ALWAYS_ON))
 #define ENABLE_THREAD_CHECKER 1
 #else
 #define ENABLE_THREAD_CHECKER 0
 #endif
 
 #include "webrtc/base/thread_checker_impl.h"
 
 namespace rtc {
 
@@ skipping 25 matching lines @@
 //  - Derived classes should be able to reassign the base class to another
 //    thread, via DetachFromThread.
 //
 // If neither of these are true, then having a ThreadChecker member and calling
 // CalledOnValidThread is the preferable solution.
 //
 // Example:
 // class MyClass {
 //  public:
 //   void Foo() {
-//     DCHECK(thread_checker_.CalledOnValidThread());
+//     RTC_DCHECK(thread_checker_.CalledOnValidThread());
 //     ... (do stuff) ...
 //   }
 //
 //  private:
 //   ThreadChecker thread_checker_;
 // }
 //
 // In Release mode, CalledOnValidThread will always return true.
 #if ENABLE_THREAD_CHECKER
 class ThreadChecker : public ThreadCheckerImpl {
 };
 #else
 class ThreadChecker : public ThreadCheckerDoNothing {
 };
 #endif  // ENABLE_THREAD_CHECKER
 
 #undef ENABLE_THREAD_CHECKER
 
 }  // namespace rtc
 
 #endif  // WEBRTC_BASE_THREAD_CHECKER_H_