RELEASE_ASSERT -> CHECK and ASSERT -> DCHECK in web.

third_party/WebKit/Source/web/LocalFileSystemClient.cpp

 /*
  * Copyright (C) 2013 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 35 matching lines @@
 {
     return adoptPtr(static_cast<FileSystemClient*>(new LocalFileSystemClient()));
 }
 
 LocalFileSystemClient::~LocalFileSystemClient()
 {
 }
 
 bool LocalFileSystemClient::requestFileSystemAccessSync(ExecutionContext* context)
 {
-    ASSERT(context);
+    DCHECK(context);
     if (context->isDocument()) {
         ASSERT_NOT_REACHED();
         return false;
     }
 
-    ASSERT(context->isWorkerGlobalScope());
+    DCHECK(context->isWorkerGlobalScope());
     return WorkerContentSettingsClient::from(*toWorkerGlobalScope(context))->requestFileSystemAccessSync();
 }
 
 void LocalFileSystemClient::requestFileSystemAccessAsync(ExecutionContext* context, PassOwnPtr<ContentSettingCallbacks> callbacks)
 {
-    ASSERT(context);
+    DCHECK(context);
     if (!context->isDocument()) {
         ASSERT_NOT_REACHED();
         return;
     }
 
     Document* document = toDocument(context);
     WebLocalFrameImpl* webFrame = WebLocalFrameImpl::fromFrame(document->frame());
     if (!webFrame->contentSettingsClient()) {
         callbacks->onAllowed();
         return;
     }
     webFrame->contentSettingsClient()->requestFileSystemAccessAsync(callbacks);
 }
 
 LocalFileSystemClient::LocalFileSystemClient()
 {
 }
 
 } // namespace blink