Remove the concept of user stylesheets.

Source/core/page/Page.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All Rights Reserved.
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * 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
@@ skipping 98 matching lines @@
     , m_backForwardClient(pageClients.backForwardClient)
     , m_editorClient(pageClients.editorClient)
     , m_validationMessageClient(0)
     , m_sharedWorkerRepositoryClient(0)
     , m_subframeCount(0)
     , m_openedByDOM(false)
     , m_tabKeyCyclesThroughElements(true)
     , m_defersLoading(false)
     , m_pageScaleFactor(1)
     , m_deviceScaleFactor(1)
-    , m_didLoadUserStyleSheet(false)
     , m_group(0)
     , m_timerAlignmentInterval(DOMTimer::visiblePageAlignmentInterval())
     , m_visibilityState(PageVisibilityStateVisible)
     , m_isCursorVisible(true)
 #ifndef NDEBUG
     , m_isPainting(false)
 #endif
     , m_console(PageConsole::create(this))
 {
     ASSERT(m_editorClient);
@@ skipping 250 matching lines @@
 void Page::setPagination(const Pagination& pagination)
 {
     if (m_pagination == pagination)
         return;
 
     m_pagination = pagination;
 
     setNeedsRecalcStyleInAllFrames();
 }
 
-void Page::userStyleSheetLocationChanged()
-{
-    // FIXME: Eventually we will move to a model of just being handed the sheet
-    // text instead of loading the URL ourselves.
-    KURL url = m_settings->userStyleSheetLocation();
-
-    m_didLoadUserStyleSheet = false;
-    m_userStyleSheet = String();
-
-    // Data URLs with base64-encoded UTF-8 style sheets are common. We can process them
-    // synchronously and avoid using a loader.
-    if (url.protocolIsData() && url.string().startsWith("data:text/css;charset=utf-8;base64,")) {
-        m_didLoadUserStyleSheet = true;
-
-        Vector<char> styleSheetAsUTF8;
-        if (base64Decode(decodeURLEscapeSequences(url.string().substring(35)), styleSheetAsUTF8, isSpaceOrNewline))
-            m_userStyleSheet = String::fromUTF8(styleSheetAsUTF8.data(), styleSheetAsUTF8.size());
-    }
-
-    for (Frame* frame = mainFrame(); frame; frame = frame->tree().traverseNext()) {
-        if (frame->document())
-            frame->document()->styleEngine()->updatePageUserSheet();
-    }
-}
-
-const String& Page::userStyleSheet() const
-{
-    return m_userStyleSheet;
-}
-
 void Page::allVisitedStateChanged(PageGroup* group)
 {
     ASSERT(group);
     if (!allPages)
         return;
 
     HashSet<Page*>::iterator pagesEnd = allPages->end();
     for (HashSet<Page*>::iterator it = allPages->begin(); it != pagesEnd; ++it) {
         Page* page = *it;
         if (page->m_group != group)
@@ skipping 127 matching lines @@
     , inspectorClient(0)
     , backForwardClient(0)
 {
 }
 
 Page::PageClients::~PageClients()
 {
 }
 
 } // namespace WebCore