Replace ASSERT, ASSERT_NOT_REACHED, and RELEASE_ASSERT in modules/filesystem

third_party/WebKit/Source/modules/filesystem/DOMFileSystemSync.cpp

 /*
  * Copyright (C) 2010 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 172 matching lines @@
       : error_code_(error_code) {}
 
   FileError::ErrorCode& error_code_;
 };
 
 }  // namespace
 
 FileWriterSync* DOMFileSystemSync::CreateWriter(
     const FileEntrySync* file_entry,
     ExceptionState& exception_state) {
-  ASSERT(file_entry);
+  DCHECK(file_entry);
 
   FileWriterSync* file_writer = FileWriterSync::Create();
   ReceiveFileWriterCallback* success_callback =
       ReceiveFileWriterCallback::Create();
   FileError::ErrorCode error_code = FileError::kOK;
   LocalErrorCallback* error_callback = LocalErrorCallback::Create(error_code);
 
   std::unique_ptr<AsyncFileSystemCallbacks> callbacks =
       FileWriterBaseCallbacks::Create(file_writer, success_callback,
                                       error_callback, context_);
   callbacks->SetShouldBlockUntilCompletion(true);
 
   FileSystem()->CreateFileWriter(CreateFileSystemURL(file_entry), file_writer,
                                  std::move(callbacks));
   if (error_code != FileError::kOK) {
     FileError::ThrowDOMException(exception_state, error_code);
     return 0;
   }
   return file_writer;
 }
 
 DEFINE_TRACE(DOMFileSystemSync) {
   DOMFileSystemBase::Trace(visitor);
   visitor->Trace(root_entry_);
 }
 
 }  // namespace blink