Revert 116724 - Add gamepad data fetcher for Linux

build/linux/system.gyp

Index: build/linux/system.gyp
===================================================================
--- build/linux/system.gyp	(revision 116725)
+++ build/linux/system.gyp	(working copy)
@@ -625,26 +625,5 @@
         }],
       ],
     },
-    {
-      'target_name': 'udev',
-      'type': 'none',
-      'conditions': [
-        ['_toolset=="target"', {
-          'direct_dependent_settings': {
-            'cflags': [
-              '<!@(<(pkg-config) --cflags libudev)'
-            ],
-          },
-          'link_settings': {
-            'ldflags': [
-              '<!@(<(pkg-config) --libs-only-L --libs-only-other libudev)',
-            ],
-            'libraries': [
-              '<!@(<(pkg-config) --libs-only-l libudev)',
-            ],
-          },
-        }],
-      ],
-    },
   ],
 }