Return a enumeration of the state of handling of InputEvents.

third_party/WebKit/public/platform/WebInputEventResult.h

Index: third_party/WebKit/public/platform/WebInputEventResult.h
diff --git a/third_party/WebKit/public/platform/WebInputEventResult.h b/third_party/WebKit/public/platform/WebInputEventResult.h
new file mode 100644
index 0000000000000000000000000000000000000000..5725d04f3bd2bcb56f9316778a1efec617914d17
--- /dev/null
+++ b/third_party/WebKit/public/platform/WebInputEventResult.h
@@ -0,0 +1,23 @@
+// Copyright 2015 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 WebInputEventResult_h
+#define WebInputEventResult_h
+
+namespace blink {
+
+enum class WebInputEventResult {
+    // Event was not consumed by application or system.
+    NotHandled,
+    // Event was consumed but suppressed before dispatched to application.
+    HandledSuppressed,
+    // Event was consumed by application itself; ie. a script handler calling preventDefault.
+    HandledApplication,
+    // Event was consumed by the system; ie. executing the default action.
+    HandledSystem,
+};
+
+} // namespace blink
+
+#endif // WebInputEventResult_h