| Index: ui/gl/angle_platform_impl.cc | 
| diff --git a/ui/gl/angle_platform_impl.cc b/ui/gl/angle_platform_impl.cc | 
| index 5ad8b51d54436259377f70390252bf9d49ec3906..f534e98e32d7d05082f3e96a08ad629168afcf29 100644 | 
| --- a/ui/gl/angle_platform_impl.cc | 
| +++ b/ui/gl/angle_platform_impl.cc | 
| @@ -21,8 +21,7 @@ double ANGLEPlatformImpl::currentTime() { | 
| } | 
|  | 
| double ANGLEPlatformImpl::monotonicallyIncreasingTime() { | 
| -  return base::TimeTicks::Now().ToInternalValue() / | 
| -         static_cast<double>(base::Time::kMicrosecondsPerSecond); | 
| +  return (base::TraceTicks::Now() - base::TraceTicks()).InSecondsF(); | 
| } | 
|  | 
| const unsigned char* ANGLEPlatformImpl::getTraceCategoryEnabledFlag( | 
| @@ -41,8 +40,8 @@ angle::Platform::TraceEventHandle ANGLEPlatformImpl::addTraceEvent( | 
| const unsigned char* arg_types, | 
| const unsigned long long* arg_values, | 
| unsigned char flags) { | 
| -  base::TimeTicks timestamp_tt = base::TimeTicks::FromInternalValue( | 
| -      static_cast<int64>(timestamp * base::Time::kMicrosecondsPerSecond)); | 
| +  base::TraceTicks timestamp_tt = | 
| +      base::TraceTicks() + base::TimeDelta::FromSecondsD(timestamp); | 
| base::trace_event::TraceEventHandle handle = | 
| TRACE_EVENT_API_ADD_TRACE_EVENT_WITH_THREAD_ID_AND_TIMESTAMP( | 
| phase, category_group_enabled, name, id, | 
|  |