Separate GeolocationWatchers from Geolocation

Source/modules/geolocation/GeolocationWatchers.cpp

Index: Source/modules/geolocation/GeolocationWatchers.cpp
diff --git a/Source/modules/geolocation/GeolocationWatchers.cpp b/Source/modules/geolocation/GeolocationWatchers.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..b783c6459518c08c6b41081534a8ac0cff4354a8
--- /dev/null
+++ b/Source/modules/geolocation/GeolocationWatchers.cpp
@@ -0,0 +1,76 @@
+// 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/geolocation/GeolocationWatchers.h"
+
+#include "modules/geolocation/GeoNotifier.h"
+
+namespace WebCore {
+
+void GeolocationWatchers::trace(Visitor* visitor)
+{
+    visitor->trace(m_idToNotifierMap);
+    visitor->trace(m_notifierToIdMap);
+}
+
+bool GeolocationWatchers::add(int id, GeoNotifier* notifier)
+{
+    ASSERT(id > 0);
+    if (!m_idToNotifierMap.add(id, notifier).isNewEntry)
+        return false;
+    m_notifierToIdMap.set(notifier, id);
+    return true;
+}
+
+GeoNotifier* GeolocationWatchers::find(int id)
+{
+    ASSERT(id > 0);
+    IdToNotifierMap::iterator iter = m_idToNotifierMap.find(id);
+    if (iter == m_idToNotifierMap.end())
+        return 0;
+    return iter->value.get();
+}
+
+void GeolocationWatchers::remove(int id)
+{
+    ASSERT(id > 0);
+    IdToNotifierMap::iterator iter = m_idToNotifierMap.find(id);
+    if (iter == m_idToNotifierMap.end())
+        return;
+    m_notifierToIdMap.remove(iter->value);
+    m_idToNotifierMap.remove(iter);
+}
+
+void GeolocationWatchers::remove(GeoNotifier* notifier)
+{
+    NotifierToIdMap::iterator iter = m_notifierToIdMap.find(notifier);
+    if (iter == m_notifierToIdMap.end())
+        return;
+    m_idToNotifierMap.remove(iter->value);
+    m_notifierToIdMap.remove(iter);
+}
+
+bool GeolocationWatchers::contains(GeoNotifier* notifier) const
+{
+    return m_notifierToIdMap.contains(notifier);
+}
+
+void GeolocationWatchers::clear()
+{
+    m_idToNotifierMap.clear();
+    m_notifierToIdMap.clear();
+}
+
+bool GeolocationWatchers::isEmpty() const
+{
+    return m_idToNotifierMap.isEmpty();
+}
+
+void GeolocationWatchers::getNotifiersVector(HeapVector<Member<GeoNotifier> >& copy) const
+{
+    copyValuesToVector(m_idToNotifierMap, copy);
+}
+
+} // namespace WebCore