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-rw-r--r--src/3rdparty/webkit/WebCore/loader/CachedCSSStyleSheet.cpp150
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diff --git a/src/3rdparty/webkit/WebCore/loader/CachedCSSStyleSheet.cpp b/src/3rdparty/webkit/WebCore/loader/CachedCSSStyleSheet.cpp
deleted file mode 100644
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--- a/src/3rdparty/webkit/WebCore/loader/CachedCSSStyleSheet.cpp
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@@ -1,150 +0,0 @@
-/*
- 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 Apple Computer, Inc.
-
- 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 "CachedCSSStyleSheet.h"
-
-#include "CachedResourceClient.h"
-#include "CachedResourceClientWalker.h"
-#include "HTTPParsers.h"
-#include "TextResourceDecoder.h"
-#include "SharedBuffer.h"
-#include "loader.h"
-#include <wtf/Vector.h>
-
-namespace WebCore {
-
-CachedCSSStyleSheet::CachedCSSStyleSheet(const String& url, const String& charset)
- : CachedResource(url, CSSStyleSheet)
- , m_decoder(TextResourceDecoder::create("text/css", charset))
-{
- // Prefer text/css but accept any type (dell.com serves a stylesheet
- // as text/html; see <http://bugs.webkit.org/show_bug.cgi?id=11451>).
- setAccept("text/css,*/*;q=0.1");
-}
-
-CachedCSSStyleSheet::~CachedCSSStyleSheet()
-{
-}
-
-void CachedCSSStyleSheet::didAddClient(CachedResourceClient *c)
-{
- if (!m_loading)
- c->setCSSStyleSheet(m_url, m_response.url(), m_decoder->encoding().name(), this);
-}
-
-void CachedCSSStyleSheet::allClientsRemoved()
-{
- if (isSafeToMakePurgeable())
- makePurgeable(true);
-}
-
-void CachedCSSStyleSheet::setEncoding(const String& chs)
-{
- m_decoder->setEncoding(chs, TextResourceDecoder::EncodingFromHTTPHeader);
-}
-
-String CachedCSSStyleSheet::encoding() const
-{
- return m_decoder->encoding().name();
-}
-
-const String CachedCSSStyleSheet::sheetText(bool enforceMIMEType, bool* hasValidMIMEType) const
-{
- ASSERT(!isPurgeable());
-
- if (!m_data || m_data->isEmpty() || !canUseSheet(enforceMIMEType, hasValidMIMEType))
- return String();
-
- if (!m_decodedSheetText.isNull())
- return m_decodedSheetText;
-
- // Don't cache the decoded text, regenerating is cheap and it can use quite a bit of memory
- String sheetText = m_decoder->decode(m_data->data(), m_data->size());
- sheetText += m_decoder->flush();
- return sheetText;
-}
-
-void CachedCSSStyleSheet::data(PassRefPtr<SharedBuffer> data, bool allDataReceived)
-{
- if (!allDataReceived)
- return;
-
- m_data = data;
- setEncodedSize(m_data.get() ? m_data->size() : 0);
- // Decode the data to find out the encoding and keep the sheet text around during checkNotify()
- if (m_data) {
- m_decodedSheetText = m_decoder->decode(m_data->data(), m_data->size());
- m_decodedSheetText += m_decoder->flush();
- }
- m_loading = false;
- checkNotify();
- // Clear the decoded text as it is unlikely to be needed immediately again and is cheap to regenerate.
- m_decodedSheetText = String();
-}
-
-void CachedCSSStyleSheet::checkNotify()
-{
- if (m_loading)
- return;
-
- CachedResourceClientWalker w(m_clients);
- while (CachedResourceClient *c = w.next())
- c->setCSSStyleSheet(m_url, m_response.url(), m_decoder->encoding().name(), this);
-}
-
-void CachedCSSStyleSheet::error()
-{
- m_loading = false;
- m_errorOccurred = true;
- checkNotify();
-}
-
-bool CachedCSSStyleSheet::canUseSheet(bool enforceMIMEType, bool* hasValidMIMEType) const
-{
- if (errorOccurred())
- return false;
-
- if (!enforceMIMEType && !hasValidMIMEType)
- return true;
-
- // This check exactly matches Firefox. Note that we grab the Content-Type
- // header directly because we want to see what the value is BEFORE content
- // sniffing. Firefox does this by setting a "type hint" on the channel.
- // This implementation should be observationally equivalent.
- //
- // This code defaults to allowing the stylesheet for non-HTTP protocols so
- // folks can use standards mode for local HTML documents.
- String mimeType = extractMIMETypeFromMediaType(response().httpHeaderField("Content-Type"));
- bool typeOK = mimeType.isEmpty() || equalIgnoringCase(mimeType, "text/css") || equalIgnoringCase(mimeType, "application/x-unknown-content-type");
- if (hasValidMIMEType)
- *hasValidMIMEType = typeOK;
- if (!enforceMIMEType)
- return true;
- return typeOK;
-}
-
-}