Split cocoa_event_utils in two parts.

ui/events/cocoa/cocoa_event_utils.h

+// Copyright 2013 The Chromium Authors. All rights reserved.

[sadrul, 2014/02/13 04:30:44]

2014 (do we not have a presubmit script for this?)

[tfarina, 2014/02/15 00:34:26]

Done.

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef UI_EVENTS_COCOA_COCOA_EVENT_UTILS_H_
+#define UI_EVENTS_COCOA_COCOA_EVENT_UTILS_H_
+
+#import <Cocoa/Cocoa.h>
+
+#include "ui/events/events_export.h"
+
+namespace ui {
+
+// Retrieves a bitsum of ui::EventFlags represented by |event|,
+EVENTS_EXPORT int EventFlagsFromNSEvent(NSEvent* event);

[sadrul, 2014/02/13 04:30:44]

Can the users of this function be using the EventFlagsFromNative() version
instead (since base::NativeEvent == NSEvent)?

[tfarina, 2014/02/15 00:34:26]

Done.

+
+// Retrieves a bitsum of ui::EventFlags represented by |event|,
+// but instead use the modifier flags given by |modifiers|,
+// which is the same format as |-NSEvent modifierFlags|. This allows
+// substitution of the modifiers without having to create a new event from
+// scratch.
+EVENTS_EXPORT int EventFlagsFromNSEventWithModifiers(NSEvent* event,
+                                                     NSUInteger modifiers);
+}  // namespace ui
+
+#endif  // UI_EVENTS_COCOA_COCOA_EVENT_UTILS_H_