Add removeAll method to sets and maps and use them

Source/core/inspector/InjectedScriptManager.cpp

 /*
  * Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Matt Lilek <webkit@mattlilek.com>
  * Copyright (C) 2012 Google 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
@@ skipping 109 matching lines @@
 
     Vector<long> idsToRemove;
     IdToInjectedScriptMap::iterator end = m_idToInjectedScript.end();
     for (IdToInjectedScriptMap::iterator it = m_idToInjectedScript.begin(); it != end; ++it) {
         NewScriptState* scriptState = it->value.scriptState();
         if (window != scriptState->domWindow())
             continue;
         m_scriptStateToId.remove(scriptState);
         idsToRemove.append(it->key);
     }
-
-    for (size_t i = 0; i < idsToRemove.size(); i++)
-        m_idToInjectedScript.remove(idsToRemove[i]);
+    m_idToInjectedScript.removeAll(idsToRemove);
 
     // Now remove script states that have id but no injected script.
     Vector<NewScriptState*> scriptStatesToRemove;
     for (ScriptStateToId::iterator it = m_scriptStateToId.begin(); it != m_scriptStateToId.end(); ++it) {
         NewScriptState* scriptState = it->key;
         if (window == scriptState->domWindow())
             scriptStatesToRemove.append(scriptState);
     }
-    for (size_t i = 0; i < scriptStatesToRemove.size(); i++)
-        m_scriptStateToId.remove(scriptStatesToRemove[i]);
+    m_scriptStateToId.removeAll(scriptStatesToRemove);
 }
 
 bool InjectedScriptManager::canAccessInspectedWorkerGlobalScope(NewScriptState*)
 {
     return true;
 }
 
 void InjectedScriptManager::releaseObjectGroup(const String& objectGroup)
 {
     Vector<int> keys;
@@ skipping 24 matching lines @@
 
     int id = injectedScriptIdFor(inspectedScriptState);
     ScriptObject injectedScriptObject = createInjectedScript(injectedScriptSource(), inspectedScriptState, id);
     InjectedScript result(injectedScriptObject, m_inspectedStateAccessCheck);
     m_idToInjectedScript.set(id, result);
     return result;
 }
 
 } // namespace WebCore