Introducing the ServiceWorker Cache object.

Source/modules/serviceworkers/FetchStores.cpp

Index: Source/modules/serviceworkers/FetchStores.cpp
diff --git a/Source/modules/serviceworkers/FetchStores.cpp b/Source/modules/serviceworkers/FetchStores.cpp
index ec398cd67b66f35075540445ceb53af1c46754fe..870bbcdef3814a7ae710d8adb2d0da3d9b1e5be7 100644
--- a/Source/modules/serviceworkers/FetchStores.cpp
+++ b/Source/modules/serviceworkers/FetchStores.cpp
@@ -7,6 +7,7 @@
 
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "bindings/core/v8/ScriptState.h"
+#include "modules/serviceworkers/FetchStore.h"
 #include "public/platform/WebServiceWorkerFetchStores.h"
 #include "public/platform/WebServiceWorkerFetchStoresError.h"
 
@@ -56,9 +57,7 @@ public:
 
     virtual void onSuccess(int* fetchStoreID) OVERRIDE
     {
-        // TODO: There should be a blink side of the Cache object implementation here, rather than
-        // this nonsensical pass through.
-        m_resolver->resolve(*fetchStoreID);
+        m_resolver->resolve(FetchStore::create(*fetchStoreID));
     }
 
     virtual void onError(WebServiceWorkerFetchStoresError* reason) OVERRIDE