Revert of Move LatencyInfo to ui/latency_info

ui/events/blink/events_blink.gyp

 # Copyright 2015 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
       # GN version: //ui/events/blink
       'target_name': 'events_blink',
       'type': 'static_library',
       'dependencies': [
         '../../../cc/cc.gyp:cc',
         '../../../third_party/WebKit/public/blink_headers.gyp:blink_headers',
         '../../gfx/gfx.gyp:gfx_geometry',
-        '../../latency_info/latency_info.gyp:latency_info',
         '../events.gyp:events',
         '../events.gyp:gesture_detection',
       ],
       'sources': [
         # Note: sources list duplicated in GN build.
         'blink_event_util.cc',
         'blink_event_util.h',
         'input_handler_proxy_client.h',
         'input_handler_proxy.cc',
         'input_handler_proxy.h',
         'input_scroll_elasticity_controller.cc',
         'input_scroll_elasticity_controller.h',
         'synchronous_input_handler_proxy.h',
       ],
     },
   ],
-}
+}