Remove ASSERT_WITH_MESSAGE family.

third_party/WebKit/Source/modules/webaudio/DeferredTaskHandler.cpp

Index: third_party/WebKit/Source/modules/webaudio/DeferredTaskHandler.cpp
diff --git a/third_party/WebKit/Source/modules/webaudio/DeferredTaskHandler.cpp b/third_party/WebKit/Source/modules/webaudio/DeferredTaskHandler.cpp
index 6ecb497f2a027d557bc68f447b8e605eb1ae570e..b7e55de0e324a5bfb438dc4108f89d9bb1f06519 100644
--- a/third_party/WebKit/Source/modules/webaudio/DeferredTaskHandler.cpp
+++ b/third_party/WebKit/Source/modules/webaudio/DeferredTaskHandler.cpp
@@ -59,11 +59,11 @@ void DeferredTaskHandler::unlock()
 
 void DeferredTaskHandler::offlineLock()
 {
-    // RELEASE_ASSERT is here to make sure to explicitly crash if this is called
-    // from other than the offline render thread, which is considered as the
-    // audio thread in OfflineAudioContext.
-    RELEASE_ASSERT_WITH_MESSAGE(isAudioThread(),
-        "DeferredTaskHandler::offlineLock() must be called within the offline audio thread.");
+    // CHECK is here to make sure to explicitly crash if this is called from
+    // other than the offline render thread, which is considered as the audio
+    // thread in OfflineAudioContext.
+    CHECK(isAudioThread())
+        << "DeferredTaskHandler::offlineLock() must be called within the offline audio thread.";
 
     m_contextGraphMutex.lock();
 }