Adds WebWorker support to NetInfo v3.

Source/modules/netinfo/WorkerNavigatorNetworkInformation.h

Index: Source/modules/netinfo/WorkerNavigatorNetworkInformation.h
diff --git a/Source/modules/netinfo/WorkerNavigatorNetworkInformation.h b/Source/modules/netinfo/WorkerNavigatorNetworkInformation.h
new file mode 100644
index 0000000000000000000000000000000000000000..0b48bcf317a5c899c572e17e32c292bbae5f9e98
--- /dev/null
+++ b/Source/modules/netinfo/WorkerNavigatorNetworkInformation.h
@@ -0,0 +1,40 @@
+// 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.
+
+#ifndef WorkerNavigatorNetworkInformation_h
+#define WorkerNavigatorNetworkInformation_h
+
+#include "platform/Supplementable.h"
+
+namespace WebCore {
+
+class ExecutionContext;
+class NetworkInformation;
+class WorkerNavigator;
+
+class WorkerNavigatorNetworkInformation FINAL
+    : public NoBaseWillBeGarbageCollectedFinalized<WorkerNavigatorNetworkInformation>
+    , public WillBeHeapSupplement<WorkerNavigator> {
+    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(WorkerNavigatorNetworkInformation);
+
+public:
+    virtual ~WorkerNavigatorNetworkInformation();
+    static WorkerNavigatorNetworkInformation& from(WorkerNavigator&, ExecutionContext*);
+    static WorkerNavigatorNetworkInformation* toWorkerNavigatorNetworkInformation(WorkerNavigator&, ExecutionContext*);
+    static const char* supplementName();
+
+    static NetworkInformation* connection(ExecutionContext*, WorkerNavigator&);
+
+    virtual void trace(Visitor*) OVERRIDE;
+
+private:
+    WorkerNavigatorNetworkInformation(WorkerNavigator&, ExecutionContext*);
+    NetworkInformation* connection(ExecutionContext*);
+
+    RefPtrWillBeMember<NetworkInformation> m_connection;
+};
+
+} // namespace WebCore
+
+#endif // WorkerNavigatorNetworkInformation_h