Remove UserScript support, which is not used by Chromium

Source/WebCore/page/PageGroup.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 238 matching lines @@
 StorageNamespace* PageGroup::localStorage()
 {
     if (!m_localStorage) {
         unsigned quota = m_groupSettings->localStorageQuotaBytes();
         m_localStorage = StorageNamespace::localStorageNamespace(quota);
     }
 
     return m_localStorage.get();
 }
 
-void PageGroup::addUserScriptToWorld(DOMWrapperWorld* world, const String& source, const KURL& url,
-                                     const Vector<String>& whitelist, const Vector<String>& blacklist,
-                                     UserScriptInjectionTime injectionTime, UserContentInjectedFrames injectedFrames)
-{
-    ASSERT_ARG(world, world);
-
-    OwnPtr<UserScript> userScript = adoptPtr(new UserScript(source, url, whitelist, blacklist, injectionTime, injectedFrames));
-    if (!m_userScripts)
-        m_userScripts = adoptPtr(new UserScriptMap);
-    OwnPtr<UserScriptVector>& scriptsInWorld = m_userScripts->add(world, nullptr).iterator->value;
-    if (!scriptsInWorld)
-        scriptsInWorld = adoptPtr(new UserScriptVector);
-    scriptsInWorld->append(userScript.release());
-}
-
 void PageGroup::addUserStyleSheetToWorld(DOMWrapperWorld* world, const String& source, const KURL& url,
                                          const Vector<String>& whitelist, const Vector<String>& blacklist,
                                          UserContentInjectedFrames injectedFrames,
                                          UserStyleLevel level,
                                          UserStyleInjectionTime injectionTime)
 {
     ASSERT_ARG(world, world);
 
     OwnPtr<UserStyleSheet> userStyleSheet = adoptPtr(new UserStyleSheet(source, url, whitelist, blacklist, injectedFrames, level));
     if (!m_userStyleSheets)
         m_userStyleSheets = adoptPtr(new UserStyleSheetMap);
     OwnPtr<UserStyleSheetVector>& styleSheetsInWorld = m_userStyleSheets->add(world, nullptr).iterator->value;
     if (!styleSheetsInWorld)
         styleSheetsInWorld = adoptPtr(new UserStyleSheetVector);
     styleSheetsInWorld->append(userStyleSheet.release());
 
     if (injectionTime == InjectInExistingDocuments)
         invalidatedInjectedStyleSheetCacheInAllFrames();
 }
 
-void PageGroup::removeUserScriptFromWorld(DOMWrapperWorld* world, const KURL& url)
-{
-    ASSERT_ARG(world, world);
-
-    if (!m_userScripts)
-        return;
-
-    UserScriptMap::iterator it = m_userScripts->find(world);
-    if (it == m_userScripts->end())
-        return;
-    
-    UserScriptVector* scripts = it->value.get();
-    for (int i = scripts->size() - 1; i >= 0; --i) {
-        if (scripts->at(i)->url() == url)
-            scripts->remove(i);
-    }
-    
-    if (scripts->isEmpty())
-        m_userScripts->remove(it);
-}
-
-void PageGroup::removeUserStyleSheetFromWorld(DOMWrapperWorld* world, const KURL& url)
-{
-    ASSERT_ARG(world, world);
-
-    if (!m_userStyleSheets)
-        return;
-
-    UserStyleSheetMap::iterator it = m_userStyleSheets->find(world);
-    bool sheetsChanged = false;
-    if (it == m_userStyleSheets->end())
-        return;
-    
-    UserStyleSheetVector* stylesheets = it->value.get();
-    for (int i = stylesheets->size() - 1; i >= 0; --i) {
-        if (stylesheets->at(i)->url() == url) {
-            stylesheets->remove(i);
-            sheetsChanged = true;
-        }
-    }
-        
-    if (!sheetsChanged)
-        return;
-
-    if (stylesheets->isEmpty())
-        m_userStyleSheets->remove(it);
-
-    invalidatedInjectedStyleSheetCacheInAllFrames();
-}
-
-void PageGroup::removeUserScriptsFromWorld(DOMWrapperWorld* world)
-{
-    ASSERT_ARG(world, world);
-
-    if (!m_userScripts)
-        return;
-
-    UserScriptMap::iterator it = m_userScripts->find(world);
-    if (it == m_userScripts->end())
-        return;
-       
-    m_userScripts->remove(it);
-}
-
-void PageGroup::removeUserStyleSheetsFromWorld(DOMWrapperWorld* world)
-{
-    ASSERT_ARG(world, world);
-
-    if (!m_userStyleSheets)
-        return;
-    
-    UserStyleSheetMap::iterator it = m_userStyleSheets->find(world);
-    if (it == m_userStyleSheets->end())
-        return;
-    
-    m_userStyleSheets->remove(it);
-
-    invalidatedInjectedStyleSheetCacheInAllFrames();
-}
-
 void PageGroup::removeAllUserContent()
 {
-    m_userScripts.clear();
-
     if (m_userStyleSheets) {
         m_userStyleSheets.clear();
         invalidatedInjectedStyleSheetCacheInAllFrames();
     }
 }
 
 void PageGroup::invalidatedInjectedStyleSheetCacheInAllFrames()
 {
     // Clear our cached sheets and have them just reparse.
     HashSet<Page*>::const_iterator end = m_pages.end();
@@ skipping 15 matching lines @@
 {
     if (!m_captionPreferences)
         m_captionPreferences = CaptionUserPreferences::create(this);
 
     return m_captionPreferences.get();
 }
 
 #endif
 
 } // namespace WebCore