ServiceWorker: support Request.{url,method,origin,headers} [blink] (1/3)

Source/modules/serviceworkers/HeaderMap.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "modules/serviceworkers/HeaderMap.h"
 
 #include "bindings/v8/ExceptionState.h"
 #include "modules/serviceworkers/HeaderMapForEachCallback.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefPtr.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 PassRefPtr<HeaderMap> HeaderMap::create()
 {
     return adoptRef(new HeaderMap);
 }
 
+PassRefPtr<HeaderMap> HeaderMap::create(const HashMap<String, String>& headers)
+{
+    return adoptRef(new HeaderMap(headers));
+}
+
 unsigned long HeaderMap::size() const
 {
     return m_headers.size();
 }
 
 void HeaderMap::clear()
 {
     m_headers.clear();
 }
 
@@ skipping 28 matching lines @@
 void HeaderMap::forEach(PassOwnPtr<HeaderMapForEachCallback> callback)
 {
     forEachInternal(callback, 0);
 }
 
 HeaderMap::HeaderMap()
 {
     ScriptWrappable::init(this);
 }
 
+HeaderMap::HeaderMap(const HashMap<String, String>& headers)
+    : m_headers(headers)
+{
+    ScriptWrappable::init(this);
+}
+
 void HeaderMap::forEachInternal(PassOwnPtr<HeaderMapForEachCallback> callback, ScriptValue* thisArg)
 {
     TrackExceptionState exceptionState;
     for (HashMap<String, String>::const_iterator it = m_headers.begin(); it != m_headers.end(); ++it) {
         if (thisArg)
             callback->handleItem(*thisArg, it->value, it->key, this);
         else
             callback->handleItem(it->value, it->key, this);
         if (exceptionState.hadException())
             break;
     }
 }
 
 } // namespace WebCore