Mac: Prevent NTP mousewheel events from being suppressed on Lion.

base/mac/mac_util.h

 // Copyright (c) 2012 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 BASE_MAC_MAC_UTIL_H_
 #define BASE_MAC_MAC_UTIL_H_
 #pragma once
 
 #include <AvailabilityMacros.h>
 #include <Carbon/Carbon.h>
@@ skipping 189 matching lines @@
 // failure.
 BASE_EXPORT std::string GetModelIdentifier();
 
 // Parse a model identifier string; for example, into ("MacBookPro", 6, 1).
 // If any error occurs, none of the input pointers are touched.
 BASE_EXPORT bool ParseModelIdentifier(const std::string& ident,
                                       std::string* type,
                                       int32* major,
                                       int32* minor);
 
+// On 10.7+, back and forward swipe gestures can be triggered using a scroll
+// gesture, if enabled in System Preferences. This function returns true if
+// the feature is supported and enabled, and false otherwise.
+BASE_EXPORT bool IsSwipeTrackingFromScrollEventsEnabled();

[Robert Sesek, 2012/04/17 17:38:51]

I'm not sure this belongs in base/

[Nico, 2012/04/17 23:22:35]

+1

[Patrick Dubroy, 2012/04/18 14:43:06]

Done. Moved into chrome/browser/platform_utils.[h,mm]. If you don't think that's
the right place, please suggest another.

+
 }  // namespace mac
 }  // namespace base
 
 #endif  // BASE_MAC_MAC_UTIL_H_