Reland of "Introducing the WebServiceWorkerCache."

Source/modules/serviceworkers/Cache.h

Index: Source/modules/serviceworkers/Cache.h
diff --git a/Source/modules/serviceworkers/Cache.h b/Source/modules/serviceworkers/Cache.h
index 1e93873e210183e0ce1c2452f14bbd319636dc1c..491b607cf18de41b4dd655e116619b6e1d9822a6 100644
--- a/Source/modules/serviceworkers/Cache.h
+++ b/Source/modules/serviceworkers/Cache.h
@@ -8,12 +8,13 @@
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/dom/DOMException.h"
+#include "public/platform/WebServiceWorkerCache.h"
 #include "public/platform/WebServiceWorkerCacheError.h"
 #include "wtf/Forward.h"
 #include "wtf/Noncopyable.h"
+#include "wtf/OwnPtr.h"
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
-#include <v8.h>
 
 namespace blink {
 
@@ -21,9 +22,8 @@ class Dictionary;
 class Response;
 class Request;
 class ScriptState;
-class WebServiceWorkerCache;
 
-class Cache FINAL : public GarbageCollected<Cache>, public ScriptWrappable {
+class Cache FINAL : public GarbageCollectedFinalized<Cache>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
     WTF_MAKE_NONCOPYABLE(Cache);
 public:
@@ -45,14 +45,23 @@ public:
     ScriptPromise keys(ScriptState*, Request*, const Dictionary& queryParams);
     ScriptPromise keys(ScriptState*, const String&, const Dictionary& queryParams);
 
-    void trace(Visitor*) { }
-
     static PassRefPtrWillBeRawPtr<DOMException> domExceptionForCacheError(WebServiceWorkerCacheError);
 
+    void trace(Visitor*) { }
+
 private:
-    explicit Cache(WebServiceWorkerCache* webCache);
+    explicit Cache(WebServiceWorkerCache*);
+
+    ScriptPromise matchImpl(ScriptState*, Request*, const Dictionary& queryParams);
+    ScriptPromise matchAllImpl(ScriptState*, Request*, const Dictionary& queryParams);
+    ScriptPromise addImpl(ScriptState*, Request*);
+    ScriptPromise addAllImpl(ScriptState*, Vector<Request*>);
+    ScriptPromise deleteImpl(ScriptState*, Request*, const Dictionary& queryParams);
+    ScriptPromise putImpl(ScriptState*, Request*, Response*);
+    ScriptPromise keysImpl(ScriptState*);
+    ScriptPromise keysImpl(ScriptState*, Request*, const Dictionary& queryParams);
 
-    WebServiceWorkerCache const* ALLOW_UNUSED m_webCache;
+    OwnPtr<WebServiceWorkerCache> m_webCache;
 };
 
 } // namespace blink