DevTools: Load document (html) content from disk cache in page agent enabling.

Source/core/inspector/InspectorResourceContentLoader.h

Index: Source/core/inspector/InspectorResourceContentLoader.h
diff --git a/Source/core/inspector/InspectorResourceContentLoader.h b/Source/core/inspector/InspectorResourceContentLoader.h
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+// Copyright 2014 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.
+
+#ifndef InspectorResourceContentLoader_h
+#define InspectorResourceContentLoader_h
+
+#include "core/fetch/RawResource.h"
+#include "core/fetch/StyleSheetResourceClient.h"
+#include "wtf/HashMap.h"
+#include "wtf/Noncopyable.h"
+#include "wtf/Vector.h"
+
+namespace WebCore {
+
+class Page;
+class RawResourceClient;
+class StyleSheetResourceClient;
+class VoidCallback;
+
+class InspectorResourceContentLoader FINAL : private RawResourceClient, private StyleSheetResourceClient {
+    WTF_MAKE_NONCOPYABLE(InspectorResourceContentLoader);
+    WTF_MAKE_FAST_ALLOCATED;
+public:
+    InspectorResourceContentLoader(Page*);
+    void addListener(PassOwnPtr<VoidCallback>);
+    virtual ~InspectorResourceContentLoader();
+    bool hasFinished();
+    void stop();
+
+private:
+    virtual void notifyFinished(Resource*) OVERRIDE;
+    virtual void setCSSStyleSheet(const String& /* href */, const KURL& /* baseURL */, const String& /* charset */, const CSSStyleSheetResource*);
+    void resourceFinished(Resource*);
+    void checkDone();
+    void removeAsClientFromResource(Resource*);
+
+    Vector<OwnPtr<VoidCallback> > m_callbacks;
+    bool m_allRequestsStarted;
+    HashSet<Resource*> m_pendingResources;
+    Vector<ResourcePtr<Resource> > m_resources;
+};
+
+} // namespace WebCore
+
+
+#endif // !defined(InspectorResourceContentLoader_h)