URLLoaderMockFactory: clear MemoryCache in unregisterAllURLs

third_party/WebKit/Source/platform/loader/fetch/FetchTestingPlatformSupport.cpp

 // Copyright 2017 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 "platform/loader/fetch/FetchTestingPlatformSupport.h"
 
 #include "platform/loader/fetch/MockFetchContext.h"
 #include "platform/network/ResourceError.h"
 #include "platform/testing/weburl_loader_mock_factory_impl.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebURL.h"
 #include "public/platform/WebURLLoader.h"
 #include "public/platform/WebURLLoaderMockFactory.h"
 #include <memory>
 
 namespace blink {
 
 FetchTestingPlatformSupport::FetchTestingPlatformSupport()
     : m_urlLoaderMockFactory(new WebURLLoaderMockFactoryImpl(this)) {}
 
 FetchTestingPlatformSupport::~FetchTestingPlatformSupport() {
   // Shutdowns WebURLLoaderMockFactory gracefully, serving all pending requests
   // first, then flushing all registered URLs.
   m_urlLoaderMockFactory->serveAsynchronousRequests();
-  m_urlLoaderMockFactory->unregisterAllURLs();
+  m_urlLoaderMockFactory->unregisterAllURLsAndClearMemoryCache();
 }
 
 MockFetchContext* FetchTestingPlatformSupport::context() {
   if (!m_context) {
     m_context = MockFetchContext::create(
         MockFetchContext::kShouldLoadNewResource,
         currentThread()->scheduler()->loadingTaskRunner());
   }
   return m_context;
 }
 
 WebURLError FetchTestingPlatformSupport::cancelledError(
     const WebURL& url) const {
   return ResourceError(errorDomainBlinkInternal, -1, url.string(),
                        "cancelledError for testing");
 }
 
 WebURLLoaderMockFactory*
 FetchTestingPlatformSupport::getURLLoaderMockFactory() {
   return m_urlLoaderMockFactory.get();
 }
 
 WebURLLoader* FetchTestingPlatformSupport::createURLLoader() {
   return m_urlLoaderMockFactory->createURLLoader(nullptr);
 }
 
 }  // namespace blink