Remove temporary code after migration of Platform::updateTraceEventDuration

webkit/child/webkitplatformsupport_impl.cc

 // Copyright (c) 2012 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.
 
 #include "webkit/child/webkitplatformsupport_impl.h"
 
 #include <math.h>
 
 #include <vector>
 
@@ skipping 472 matching lines @@
     const unsigned long long* arg_values,
     unsigned char flags) {
   base::debug::TraceEventHandle handle = TRACE_EVENT_API_ADD_TRACE_EVENT(
       phase, category_group_enabled, name, id,
       num_args, arg_names, arg_types, arg_values, NULL, flags);
   blink::Platform::TraceEventHandle result;
   memcpy(&result, &handle, sizeof(result));
   return result;
 }
 
-// TODO(wangxianzhu): Remove this.
-void WebKitPlatformSupportImpl::updateTraceEventDuration(
-    TraceEventHandle handle) {
-  updateTraceEventDuration(NULL, NULL, handle);
-}
-
 void WebKitPlatformSupportImpl::updateTraceEventDuration(
     const unsigned char* category_group_enabled,
     const char* name,
     TraceEventHandle handle) {
   base::debug::TraceEventHandle traceEventHandle;
   memcpy(&traceEventHandle, &handle, sizeof(handle));
   TRACE_EVENT_API_UPDATE_TRACE_EVENT_DURATION(
       category_group_enabled, name, traceEventHandle);
 }
 
@@ skipping 432 matching lines @@
   if (--shared_timer_suspended_ == 0 &&
       (!shared_timer_.IsRunning() ||
        shared_timer_fire_time_was_set_while_suspended_)) {
     shared_timer_fire_time_was_set_while_suspended_ = false;
     setSharedTimerFireInterval(
         shared_timer_fire_time_ - monotonicallyIncreasingTime());
   }
 }
 
 }  // namespace webkit_glue