This patch implements Chromium's Aura gesture recognizer in terms of utouch-grail and utouch-frame …

ui/ui.gyp

Index: ui/ui.gyp
===================================================================
--- ui/ui.gyp	(revision 126124)
+++ ui/ui.gyp	(working copy)
@@ -22,6 +22,8 @@
         '../base/base.gyp:base_i18n',
         '../base/base.gyp:base_static',
         '../base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
+        '../third_party/utouch-frame/utouch-frame.gyp:utouch-frame',
+        '../third_party/utouch-grail/utouch-grail.gyp:utouch-grail',
         '../build/temp_gyp/googleurl.gyp:googleurl',
         '../net/net.gyp:net',
         '../skia/skia.gyp:skia',
@@ -211,6 +213,12 @@
         'base/text/utf16_indexing.h',
         'base/theme_provider.cc',
         'base/theme_provider.h',
+        'base/touch/axis.cc',
+        'base/touch/axis.h',
+        'base/touch/multi_touch_device.cc',
+        'base/touch/multi_touch_device.h',
+        'base/touch/multi_touch_device_x11.cc',
+        'base/touch/multi_touch_device_x11.h',
         'base/touch/touch_factory.cc',
         'base/touch/touch_factory.h',
         'base/ui_base_exports.cc',
@@ -404,6 +412,16 @@
             'gfx/native_theme_aura.h',
           ]
         }],
+	['use_utouch==1', {
+	  'defines' : ['USE_UTOUCH'],
+	}, { #use_utouch!=1
+	  'dependencies!': [
+#            '../build/linux/system.gyp:utouch_frame',
+#	    '../build/linux/system.gyp:utouch_grail',
+            '../third_party/utouch-frame/utouch-frame.gyp:utouch-frame',
+            '../third_party/utouch-grail/utouch-grail.gyp:utouch-grail',
+          ],
+	}],
         ['use_aura==1 and OS=="win"', {
           'sources/': [
             ['exclude', 'base/dragdrop/os_exchange_data_provider_win.cc'],