Add MemoryCoordinator

third_party/WebKit/Source/web/WebMemoryCoordinator.cpp

 // Copyright (c) 2015 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 "public/web/WebMemoryCoordinator.h"
 
 #include "core/dom/MemoryCoordinator.h"
 #include "core/page/Page.h"
 
 namespace blink {
 
 void WebMemoryCoordinator::onMemoryPressure(WebMemoryPressureLevel pressureLevel)
 {
     MemoryCoordinator::instance().onMemoryPressure(pressureLevel);
 }
 
+void WebMemoryCoordinator::setAllocationMode(WebMemoryAllocationMode mode)
+{
+    // TODO(bashi): Implement. crbug.com/617492
+    NOTIMPLEMENTED();
+}
+
 } // namespace blink