Move Resource subclasses out of fetch/

Source/core/fetch/ScriptResource.cpp

-/*
-    Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
-    Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
-    Copyright (C) 2002 Waldo Bastian (bastian@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.
-*/
-
-#include "config.h"
-#include "core/fetch/ScriptResource.h"
-
-#include "core/fetch/FetchRequest.h"
-#include "core/fetch/ResourceClientWalker.h"
-#include "core/fetch/ResourceFetcher.h"
-#include "platform/MIMETypeRegistry.h"
-#include "platform/SharedBuffer.h"
-#include "platform/network/HTTPParsers.h"
-
-namespace blink {
-
-ResourcePtr<ScriptResource> ScriptResource::fetch(FetchRequest& request, ResourceFetcher* fetcher)
-{
-    ASSERT(request.resourceRequest().frameType() == WebURLRequest::FrameTypeNone);
-    request.mutableResourceRequest().setRequestContext(WebURLRequest::RequestContextScript);
-    return toScriptResource(fetcher->requestResource(request, ScriptResourceFactory()));
-}
-
-ScriptResource::ScriptResource(const ResourceRequest& resourceRequest, const String& charset)
-    : TextResource(resourceRequest, Script, "application/javascript", charset)
-{
-    DEFINE_STATIC_LOCAL(const AtomicString, acceptScript, ("*/*", AtomicString::ConstructFromLiteral));
-
-    // It's javascript we want.
-    // But some websites think their scripts are <some wrong mimetype here>
-    // and refuse to serve them if we only accept application/x-javascript.
-    setAccept(acceptScript);
-}
-
-ScriptResource::~ScriptResource()
-{
-}
-
-void ScriptResource::didAddClient(ResourceClient* client)
-{
-    ASSERT(client->resourceClientType() == ScriptResourceClient::expectedType());
-    Resource::didAddClient(client);
-}
-
-void ScriptResource::appendData(const char* data, unsigned length)
-{
-    Resource::appendData(data, length);
-    ResourceClientWalker<ScriptResourceClient> walker(m_clients);
-    while (ScriptResourceClient* client = walker.next())
-        client->notifyAppendData(this);
-}
-
-AtomicString ScriptResource::mimeType() const
-{
-    return extractMIMETypeFromMediaType(m_response.httpHeaderField("Content-Type")).lower();
-}
-
-const String& ScriptResource::script()
-{
-    ASSERT(!isPurgeable());
-    ASSERT(isLoaded());
-
-    if (!m_script && m_data) {
-        String script = decodedText();
-        m_data.clear();
-        // We lie a it here and claim that script counts as encoded data (even though it's really decoded data).
-        // That's because the MemoryCache thinks that it can clear out decoded data by calling destroyDecodedData(),
-        // but we can't destroy script in destroyDecodedData because that's our only copy of the data!
-        setEncodedSize(script.sizeInBytes());
-        m_script = AtomicString(script);
-    }
-
-    return m_script.string();
-}
-
-bool ScriptResource::mimeTypeAllowedByNosniff() const
-{
-    return parseContentTypeOptionsHeader(m_response.httpHeaderField("X-Content-Type-Options")) != ContentTypeOptionsNosniff || MIMETypeRegistry::isSupportedJavaScriptMIMEType(mimeType());
-}
-
-} // namespace blink