Remove ASSERT_WITH_MESSAGE family.

third_party/WebKit/Source/platform/mac/BlockExceptions.mm

 /*
  * Copyright (C) 2003, 2007 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 11 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
  */
 
 #import "platform/mac/BlockExceptions.h"
 
 #import "wtf/Assertions.h"
 
 void ReportBlockedObjCException(NSException *exception)
 {
-#if ENABLE(ASSERT)
-    ASSERT_WITH_MESSAGE(0, "Uncaught exception - %s", [[exception description] UTF8String]);
+#if DCHECK_IS_ON()
+    NOTREACHED() << "Uncaught exception - " << [[exception description] UTF8String];
+    // This function is marked as NO_RETURN_DUE_TO_ASSERT, but NOTREACHED() and
+    // DCHECK(false) are not recognized as NO_RETURN.
+    CRASH();
 #else
     NSLog(@"*** WebKit discarding exception: <%@> %@", [exception name], [exception reason]);
 #endif
 }