Merged all PointerToId functions into TraceHelper::PointerToString.

third_party/WebKit/Source/platform/scheduler/renderer/task_queue_throttler.cc

 // 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.
 
 #include "platform/scheduler/renderer/task_queue_throttler.h"
 
 #include <cstdint>
 
-#include "base/format_macros.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "base/optional.h"
-#include "base/strings/stringprintf.h"
 #include "platform/WebFrameScheduler.h"
 #include "platform/scheduler/base/real_time_domain.h"
+#include "platform/scheduler/base/trace_helper.h"
 #include "platform/scheduler/child/scheduler_tqm_delegate.h"
 #include "platform/scheduler/renderer/budget_pool.h"
 #include "platform/scheduler/renderer/renderer_scheduler_impl.h"
 #include "platform/scheduler/renderer/throttled_time_domain.h"
 #include "platform/scheduler/renderer/web_frame_scheduler_impl.h"
 
 namespace blink {
 namespace scheduler {
 
 namespace {
@@ skipping 31 matching lines @@
 
 template <class T>
 base::Optional<T> Max(const base::Optional<T>& a, const base::Optional<T>& b) {
   if (!b)
     return a;
   if (!a)
     return b;
   return std::max(a.value(), b.value());
 }
 
-std::string PointerToId(void* pointer) {
-  return base::StringPrintf(
-      "0x%" PRIx64,
-      static_cast<uint64_t>(reinterpret_cast<uintptr_t>(pointer)));
-}
-
 }  // namespace
 
 TaskQueueThrottler::TaskQueueThrottler(
     RendererSchedulerImpl* renderer_scheduler)
     : control_task_queue_(renderer_scheduler->ControlTaskQueue()),
       renderer_scheduler_(renderer_scheduler),
       tick_clock_(renderer_scheduler->tick_clock()),
       time_domain_(new ThrottledTimeDomain()),
       allow_throttling_(true),
       weak_factory_(this) {
@@ skipping 351 matching lines @@
 
   state->BeginDictionary("time_budget_pools");
   for (const auto& map_entry : budget_pools_) {
     BudgetPool* pool = map_entry.first;
     pool->AsValueInto(state, now);
   }
   state->EndDictionary();
 
   state->BeginDictionary("queue_details");
   for (const auto& map_entry : queue_details_) {
-    state->BeginDictionaryWithCopiedName(PointerToId(map_entry.first));
+    state->BeginDictionaryWithCopiedName(
+        trace_helper::PointerToString(map_entry.first));
 
     state->SetInteger("throttling_ref_count",
                       map_entry.second.throttling_ref_count);
 
     state->EndDictionary();
   }
   state->EndDictionary();
 }
 
 void TaskQueueThrottler::AddQueueToBudgetPool(TaskQueue* queue,
@@ skipping 104 matching lines @@
     queue->InsertFence(TaskQueue::InsertFencePosition::BEGINNING_OF_TIME);
     queue->SetTimeDomain(time_domain_.get());
     UpdateQueueThrottlingState(lazy_now.Now(), queue);
   }
 
   TRACE_EVENT0("renderer.scheduler", "TaskQueueThrottler_EnableThrottling");
 }
 
 }  // namespace scheduler
 }  // namespace blink