Initial implementation of API WakeLock.

public/platform/WebWakeLockType.h

Index: public/platform/WebWakeLockType.h
diff --git a/Source/core/frame/NavigatorCPU.h b/public/platform/WebWakeLockType.h
similarity index 54%
copy from Source/core/frame/NavigatorCPU.h
copy to public/platform/WebWakeLockType.h
index 84d4f58244d3d832e20d703fd8a9d09cf344b303..9bf940ca5737cf54d3efcd26ec5f660e736f8831 100644
--- a/Source/core/frame/NavigatorCPU.h
+++ b/public/platform/WebWakeLockType.h
@@ -2,16 +2,17 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef NavigatorCPU_h
-#define NavigatorCPU_h
+#ifndef WebWakeLockType_h
+#define WebWakeLockType_h
 
 namespace blink {
 
-class NavigatorCPU {
-public:
-    unsigned hardwareConcurrency() const;
+enum WebWakeLockType {
+    WebWakeLockScreen = 0,
+    WebWakeLockSystem,
+    WebWakeLockNone,
 };
 
 } // namespace blink
 
-#endif // NavigatorCPU_h
+#endif // WebWakeLockType_h