Revert removal of events

Source/WebKit/chromium/features.gypi

Index: Source/WebKit/chromium/features.gypi
diff --git a/Source/WebKit/chromium/features.gypi b/Source/WebKit/chromium/features.gypi
index 850b893388ac9895ae72c6dadba28c270facf4be..2bc87ba8078228ce1d3b5edbddf162cbcf126a0e 100644
--- a/Source/WebKit/chromium/features.gypi
+++ b/Source/WebKit/chromium/features.gypi
@@ -61,6 +61,8 @@
       'ENABLE_SPEECH_SYNTHESIS=0',
       'ENABLE_SVG=<(enable_svg)',
       'ENABLE_SVG_FONTS=<(enable_svg)',
+      'ENABLE_TOUCH_EVENTS=<(enable_touch_events)',
+      'ENABLE_TOUCH_EVENT_TRACKING=<(enable_touch_events)',
       'ENABLE_TOUCH_ICON_LOADING=<(enable_touch_icon_loading)',
       'ENABLE_V8_SCRIPT_DEBUG_SERVER=1',
       'ENABLE_VIDEO=1',
@@ -78,9 +80,11 @@
     # through GYP_DEFINES.
     'variables': {
       'enable_svg%': 1,
+      'enable_touch_events%': 1,
       'enable_touch_icon_loading%' : 0,
     },
     'enable_svg%': '<(enable_svg)',
+    'enable_touch_events%': '<(enable_touch_events)',
     'conditions': [
       ['OS=="android"', {
         'feature_defines': [