Replace remaining ASSERT with DCHECK|DCHECK_FOO in core/frame

third_party/WebKit/Source/core/frame/EventHandlerRegistry.cpp

 // Copyright 2014 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 "core/frame/EventHandlerRegistry.h"
 
 #include "core/events/EventListenerOptions.h"
 #include "core/events/EventUtil.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/LocalFrame.h"
@@ skipping 77 matching lines @@
     ChangeOperation op,
     EventHandlerClass handler_class,
     EventTarget* target) {
   EventTargetSet* targets = &targets_[handler_class];
   if (op == kAdd) {
     if (!targets->insert(target).is_new_entry) {
       // Just incremented refcount, no real change.
       return false;
     }
   } else {
-    ASSERT(op == kRemove || op == kRemoveAll);
-    ASSERT(op == kRemoveAll || targets->Contains(target));
+    DCHECK(op == kRemove || op == kRemoveAll);
+    DCHECK(op == kRemoveAll || targets->Contains(target));
 
     if (op == kRemoveAll) {
       if (!targets->Contains(target))
         return false;
       targets->RemoveAll(target);
     } else {
       if (!targets->erase(target)) {
         // Just decremented refcount, no real update.
         return false;
       }
@@ skipping 216 matching lines @@
       // its handlers properly.
       DCHECK(window->GetFrame());
       DCHECK(window->GetFrame()->GetPage());
       DCHECK(window->GetFrame()->GetPage() == page_);
     }
   }
 #endif  // DCHECK_IS_ON()
 }
 
 }  // namespace blink