Fix layering of ApplicationCacheHost

Source/web/FrameLoaderClientImpl.cpp

Index: Source/web/FrameLoaderClientImpl.cpp
diff --git a/Source/web/FrameLoaderClientImpl.cpp b/Source/web/FrameLoaderClientImpl.cpp
index 4a787c608af060e3e188bc76e6bbdd3cd407a8d1..0bf7eadbde35d2855860da29baf4170c4ab5e9bb 100644
--- a/Source/web/FrameLoaderClientImpl.cpp
+++ b/Source/web/FrameLoaderClientImpl.cpp
@@ -84,6 +84,7 @@
 #include "platform/network/SocketStreamHandleInternal.h"
 #include "platform/plugins/PluginData.h"
 #include "public/platform/Platform.h"
+#include "public/platform/WebApplicationCacheHost.h"
 #include "public/platform/WebMimeRegistry.h"
 #include "public/platform/WebRTCPeerConnectionHandler.h"
 #include "public/platform/WebServiceWorkerProvider.h"
@@ -745,6 +746,13 @@ SharedWorkerRepositoryClient* FrameLoaderClientImpl::sharedWorkerRepositoryClien
     return m_webFrame->sharedWorkerRepositoryClient();
 }
 
+PassOwnPtr<WebApplicationCacheHost> FrameLoaderClientImpl::createApplicationCacheHost(WebApplicationCacheHostClient* client)
+{
+    if (!m_webFrame->client())
+        return nullptr;
+    return adoptPtr(m_webFrame->client()->createApplicationCacheHost(m_webFrame, client));
+}
+
 void FrameLoaderClientImpl::didStopAllLoaders()
 {
     if (m_webFrame->client())