Stream scripts to V8 as they load - Blink side.

Source/core/fetch/ScriptResource.h

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller <mueller@kde.org>
     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
     Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
     version 2 of the License, or (at your option) any later version.
 
     This library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Library General Public License for more details.
 
     You should have received a copy of the GNU Library General Public License
     along with this library; see the file COPYING.LIB.  If not, write to
     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     Boston, MA 02110-1301, USA.
 
     This class provides all functionality needed for loading images, style sheets and html
     pages from the web. It has a memory cache for these objects.
 */
 
 #ifndef ScriptResource_h
 #define ScriptResource_h
 
+#include "core/fetch/ResourceClient.h"
 #include "core/fetch/TextResource.h"
 
 namespace blink {
 
+class ScriptResource;
+
+class ScriptResourceClient : public ResourceClient {
+public:
+    virtual ~ScriptResourceClient() { }
+    static ResourceClientType expectedType() { return ScriptType; }
+    virtual ResourceClientType resourceClientType() const OVERRIDE FINAL { return expectedType(); }
+
+    virtual void notifyAppendData(ScriptResource* resource) { }
+};
+
 class ScriptResource FINAL : public TextResource {
 public:
-    typedef ResourceClient ClientType;
+    typedef ScriptResourceClient ClientType;
 
     ScriptResource(const ResourceRequest&, const String& charset);
     virtual ~ScriptResource();
 
+    virtual void didAddClient(ResourceClient*) OVERRIDE;
+    virtual void appendData(const char*, int) OVERRIDE;
+
     const String& script();
 
     AtomicString mimeType() const;
 
     bool mimeTypeAllowedByNosniff() const;
 
 private:
     AtomicString m_script;
 };
 
 DEFINE_RESOURCE_TYPE_CASTS(Script);
 
 }
 
 #endif