Move LatencyInfo ipc traits from content/common/ to ui/events/ipc/

ui/events/ipc/events_ipc.gyp

 # Copyright 2014 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': [
-    {
-      'target_name': 'test_support_ios',
-      'type': 'static_library',
-      'sources': [
-        'public/test/fake_profile_oauth2_token_service_ios_provider.h',
-        'public/test/fake_profile_oauth2_token_service_ios_provider.mm',
+     {
+      'target_name': 'events_ipc',
+      'type': '<(component)',
+      'dependencies': [
+        '<(DEPTH)/base/base.gyp:base',
+        '<(DEPTH)/ipc/ipc.gyp:ipc',
       ],
-      'dependencies': [
-        '<(DEPTH)/testing/gtest.gyp:gtest',
+      'defines': [
+        'EVENTS_IMPLEMENTATION',
       ],
       'include_dirs': [
-        '<(DEPTH)',
+        '../..',
+      ],
+      'sources': [
+        'latency_info_param_traits.cc',
+        'latency_info_param_traits.h',
       ],
     },
   ],
 }