Replace ASSERT with DCHECK in core/

third_party/WebKit/Source/core/frame/DOMWindow.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/DOMWindow.h"
 
 #include <memory>
 
 #include "bindings/core/v8/WindowProxyManager.h"
 #include "core/dom/Document.h"
@@ skipping 350 matching lines @@
 void DOMWindow::close(ExecutionContext* context) {
   if (!GetFrame() || !GetFrame()->IsMainFrame())
     return;
 
   Page* page = GetFrame()->GetPage();
   if (!page)
     return;
 
   Document* active_document = nullptr;
   if (context) {
-    ASSERT(IsMainThread());
+    DCHECK(IsMainThread());
     active_document = ToDocument(context);
     if (!active_document)
       return;
 
     if (!active_document->GetFrame() ||
         !active_document->GetFrame()->CanNavigate(*GetFrame()))
       return;
   }
 
   Settings* settings = GetFrame()->GetSettings();
@@ skipping 26 matching lines @@
 }
 
 void DOMWindow::focus(ExecutionContext* context) {
   if (!GetFrame())
     return;
 
   Page* page = GetFrame()->GetPage();
   if (!page)
     return;
 
-  ASSERT(context);
+  DCHECK(context);
 
   bool allow_focus = context->IsWindowInteractionAllowed();
   if (allow_focus) {
     context->ConsumeWindowInteraction();
   } else {
-    ASSERT(IsMainThread());
+    DCHECK(IsMainThread());
     allow_focus = opener() && (opener() != this) &&
                   (ToDocument(context)->domWindow() == opener());
   }
 
   // If we're a top level window, bring the window to the front.
   if (GetFrame()->IsMainFrame() && allow_focus)
     page->GetChromeClient().Focus();
 
   page->GetFocusController().FocusDocumentView(GetFrame(),
                                                true /* notifyEmbedder */);
@@ skipping 12 matching lines @@
   visitor->Trace(location_);
   EventTargetWithInlineData::Trace(visitor);
 }
 
 DEFINE_TRACE_WRAPPERS(DOMWindow) {
   visitor->TraceWrappers(location_);
   EventTargetWithInlineData::TraceWrappers(visitor);
 }
 
 }  // namespace blink