scheduler: Move the Blink scheduler into Blink

third_party/WebKit/Source/platform/scheduler/child/idle_helper.cc

Index: third_party/WebKit/Source/platform/scheduler/child/idle_helper.cc
diff --git a/components/scheduler/child/idle_helper.cc b/third_party/WebKit/Source/platform/scheduler/child/idle_helper.cc
similarity index 88%
rename from components/scheduler/child/idle_helper.cc
rename to third_party/WebKit/Source/platform/scheduler/child/idle_helper.cc
index 0f6c82f6ac862f60b84045be223a6dbcbdc8a80b..406b9598ad81fbbedfe67b11905675c9b9881d8b 100644
--- a/components/scheduler/child/idle_helper.cc
+++ b/third_party/WebKit/Source/platform/scheduler/child/idle_helper.cc
@@ -2,17 +2,18 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "components/scheduler/child/idle_helper.h"
+#include "platform/scheduler/child/idle_helper.h"
 
 #include "base/time/time.h"
 #include "base/trace_event/trace_event.h"
 #include "base/trace_event/trace_event_argument.h"
-#include "components/scheduler/base/real_time_domain.h"
-#include "components/scheduler/base/task_queue.h"
-#include "components/scheduler/base/task_queue_manager.h"
-#include "components/scheduler/child/scheduler_helper.h"
-#include "components/scheduler/child/scheduler_tqm_delegate.h"
+#include "platform/scheduler/base/real_time_domain.h"
+#include "public/platform/scheduler/base/task_queue.h"
+#include "platform/scheduler/base/task_queue_manager.h"
+#include "platform/scheduler/child/scheduler_helper.h"
+#include "platform/scheduler/child/scheduler_tqm_delegate.h"
 
+namespace blink {
 namespace scheduler {
 
 IdleHelper::IdleHelper(
@@ -57,11 +58,9 @@ IdleHelper::~IdleHelper() {
   helper_->RemoveTaskObserver(this);
 }
 
-IdleHelper::Delegate::Delegate() {
-}
+IdleHelper::Delegate::Delegate() {}
 
-IdleHelper::Delegate::~Delegate() {
-}
+IdleHelper::Delegate::~Delegate() {}
 
 scoped_refptr<SingleThreadIdleTaskRunner> IdleHelper::IdleTaskRunner() {
   helper_->CheckOnValidThread();
@@ -198,8 +197,7 @@ void IdleHelper::EndIdlePeriod() {
                      base::TimeTicks());
 }
 
-void IdleHelper::WillProcessTask(const base::PendingTask& pending_task) {
-}
+void IdleHelper::WillProcessTask(const base::PendingTask& pending_task) {}
 
 void IdleHelper::DidProcessTask(const base::PendingTask& pending_task) {
   helper_->CheckOnValidThread();
@@ -334,11 +332,9 @@ IdleHelper::State::State(SchedulerHelper* helper,
       tracing_category_(tracing_category),
       disabled_by_default_tracing_category_(
           disabled_by_default_tracing_category),
-      idle_period_tracing_name_(idle_period_tracing_name) {
-}
+      idle_period_tracing_name_(idle_period_tracing_name) {}
 
-IdleHelper::State::~State() {
-}
+IdleHelper::State::~State() {}
 
 IdleHelper::IdlePeriodState IdleHelper::State::idle_period_state() const {
   helper_->CheckOnValidThread();
@@ -367,8 +363,8 @@ void IdleHelper::State::UpdateState(IdlePeriodState new_state,
     base::TimeTicks now(optional_now.is_null()
                             ? helper_->scheduler_tqm_delegate()->NowTicks()
                             : optional_now);
-    TraceEventIdlePeriodStateChange(
-        new_state, running_idle_task_for_tracing_, idle_period_deadline_, now);
+    TraceEventIdlePeriodStateChange(new_state, running_idle_task_for_tracing_,
+                                    idle_period_deadline_, now);
   }
 
   idle_period_state_ = new_state;
@@ -389,9 +385,9 @@ void IdleHelper::State::TraceIdleIdleTaskStart() {
   bool is_tracing;
   TRACE_EVENT_CATEGORY_GROUP_ENABLED(tracing_category_, &is_tracing);
   if (is_tracing) {
-    TraceEventIdlePeriodStateChange(
-        idle_period_state_, true, idle_period_deadline_,
-        base::TimeTicks::Now());
+    TraceEventIdlePeriodStateChange(idle_period_state_, true,
+                                    idle_period_deadline_,
+                                    base::TimeTicks::Now());
   }
 }
 
@@ -401,9 +397,9 @@ void IdleHelper::State::TraceIdleIdleTaskEnd() {
   bool is_tracing;
   TRACE_EVENT_CATEGORY_GROUP_ENABLED(tracing_category_, &is_tracing);
   if (is_tracing) {
-    TraceEventIdlePeriodStateChange(
-        idle_period_state_, false, idle_period_deadline_,
-        base::TimeTicks::Now());
+    TraceEventIdlePeriodStateChange(idle_period_state_, false,
+                                    idle_period_deadline_,
+                                    base::TimeTicks::Now());
   }
 }
 
@@ -422,40 +418,35 @@ void IdleHelper::State::TraceEventIdlePeriodStateChange(
     running_idle_task_for_tracing_ = false;
     if (!idle_period_deadline_.is_null() && now > idle_period_deadline_) {
       TRACE_EVENT_ASYNC_STEP_INTO_WITH_TIMESTAMP0(
-          tracing_category_, idle_period_tracing_name_, this,
-          "DeadlineOverrun",
-          std::max(idle_period_deadline_,
-                   last_idle_task_trace_time_).ToInternalValue());
+          tracing_category_, idle_period_tracing_name_, this, "DeadlineOverrun",
+          std::max(idle_period_deadline_, last_idle_task_trace_time_)
+              .ToInternalValue());
     }
   }
 
   if (IsInIdlePeriod(new_state)) {
     if (!idle_period_trace_event_started_) {
       idle_period_trace_event_started_ = true;
-      TRACE_EVENT_ASYNC_BEGIN1(
-          tracing_category_, idle_period_tracing_name_, this,
-          "idle_period_length_ms", (new_deadline - now).ToInternalValue());
+      TRACE_EVENT_ASYNC_BEGIN1(tracing_category_, idle_period_tracing_name_,
+                               this, "idle_period_length_ms",
+                               (new_deadline - now).ToInternalValue());
     }
 
     if (new_running_idle_task) {
       last_idle_task_trace_time_ = now;
       running_idle_task_for_tracing_ = true;
-      TRACE_EVENT_ASYNC_STEP_INTO0(
-          tracing_category_, idle_period_tracing_name_, this,
-          "RunningIdleTask");
+      TRACE_EVENT_ASYNC_STEP_INTO0(tracing_category_, idle_period_tracing_name_,
+                                   this, "RunningIdleTask");
     } else if (new_state == IdlePeriodState::IN_SHORT_IDLE_PERIOD) {
-      TRACE_EVENT_ASYNC_STEP_INTO0(
-          tracing_category_, idle_period_tracing_name_, this,
-          "ShortIdlePeriod");
+      TRACE_EVENT_ASYNC_STEP_INTO0(tracing_category_, idle_period_tracing_name_,
+                                   this, "ShortIdlePeriod");
     } else if (IsInLongIdlePeriod(new_state) &&
-        new_state != IdlePeriodState::IN_LONG_IDLE_PERIOD_PAUSED) {
-      TRACE_EVENT_ASYNC_STEP_INTO0(
-          tracing_category_, idle_period_tracing_name_, this,
-          "LongIdlePeriod");
+               new_state != IdlePeriodState::IN_LONG_IDLE_PERIOD_PAUSED) {
+      TRACE_EVENT_ASYNC_STEP_INTO0(tracing_category_, idle_period_tracing_name_,
+                                   this, "LongIdlePeriod");
     } else if (new_state == IdlePeriodState::IN_LONG_IDLE_PERIOD_PAUSED) {
-      TRACE_EVENT_ASYNC_STEP_INTO0(
-          tracing_category_, idle_period_tracing_name_, this,
-          "LongIdlePeriodPaused");
+      TRACE_EVENT_ASYNC_STEP_INTO0(tracing_category_, idle_period_tracing_name_,
+                                   this, "LongIdlePeriodPaused");
     }
   } else if (idle_period_trace_event_started_) {
     idle_period_trace_event_started_ = false;
@@ -484,3 +475,4 @@ const char* IdleHelper::IdlePeriodStateToString(
 }
 
 }  // namespace scheduler
+}  // namespace blink