Initial implementation of API WakeLock.

Source/modules/wake_lock/WakeLockPromiseResolver.cpp

Index: Source/modules/wake_lock/WakeLockPromiseResolver.cpp
diff --git a/Source/modules/wake_lock/WakeLockPromiseResolver.cpp b/Source/modules/wake_lock/WakeLockPromiseResolver.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..a8b9e45f0cba74f245c893623b94c54646699e0c
--- /dev/null
+++ b/Source/modules/wake_lock/WakeLockPromiseResolver.cpp
@@ -0,0 +1,50 @@
+// 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/wake_lock/WakeLockPromiseResolver.h"
+
+#include "bindings/core/v8/ScriptState.h"
+
+namespace blink {
+
+namespace {
+int getNextId()
+{
+    static int id = 0;
+    return ++id;
+}
+}
+
+// static
+PassOwnPtr<WakeLockPromiseResolver> WakeLockPromiseResolver::create(
+    ScriptState* scriptState, WebWakeLockType type)
+{
+    return adoptPtr(new WakeLockPromiseResolver(scriptState, type, getNextId()));
+}
+
+WakeLockPromiseResolver::WakeLockPromiseResolver(
+    ScriptState* scriptState, WebWakeLockType type, int id)
+    : m_resolver(ScriptPromiseResolver::create(scriptState))
+    , m_type(type)
+    , m_id(id)
+{
+}
+
+void WakeLockPromiseResolver::resolve()
+{
+    m_resolver->resolve();
+}
+
+void WakeLockPromiseResolver::reject()
+{
+    m_resolver->reject();
+}
+
+ScriptPromise WakeLockPromiseResolver::promise()
+{
+    return m_resolver->promise();
+}
+
+} // namespace blink