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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "components/scheduler/child/web_scheduler_impl.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/memory/ptr_util.h" | |
| 9 #include "base/single_thread_task_runner.h" | |
| 10 #include "components/scheduler/child/web_task_runner_impl.h" | |
| 11 #include "components/scheduler/child/worker_scheduler.h" | |
| 12 #include "third_party/WebKit/public/platform/WebTraceLocation.h" | |
| 13 #include "third_party/WebKit/public/platform/WebViewScheduler.h" | |
| 14 | |
| 15 namespace scheduler { | |
| 16 | |
| 17 WebSchedulerImpl::WebSchedulerImpl( | |
| 18 ChildScheduler* child_scheduler, | |
| 19 scoped_refptr<SingleThreadIdleTaskRunner> idle_task_runner, | |
| 20 scoped_refptr<TaskQueue> loading_task_runner, | |
| 21 scoped_refptr<TaskQueue> timer_task_runner) | |
| 22 : child_scheduler_(child_scheduler), | |
| 23 idle_task_runner_(idle_task_runner), | |
| 24 timer_task_runner_(timer_task_runner), | |
| 25 loading_web_task_runner_(new WebTaskRunnerImpl(loading_task_runner)), | |
| 26 timer_web_task_runner_(new WebTaskRunnerImpl(timer_task_runner)) {} | |
| 27 | |
| 28 WebSchedulerImpl::~WebSchedulerImpl() { | |
| 29 } | |
| 30 | |
| 31 void WebSchedulerImpl::shutdown() { | |
| 32 child_scheduler_->Shutdown(); | |
| 33 } | |
| 34 | |
| 35 bool WebSchedulerImpl::shouldYieldForHighPriorityWork() { | |
| 36 return child_scheduler_->ShouldYieldForHighPriorityWork(); | |
| 37 } | |
| 38 | |
| 39 bool WebSchedulerImpl::canExceedIdleDeadlineIfRequired() { | |
| 40 return child_scheduler_->CanExceedIdleDeadlineIfRequired(); | |
| 41 } | |
| 42 | |
| 43 void WebSchedulerImpl::runIdleTask( | |
| 44 std::unique_ptr<blink::WebThread::IdleTask> task, | |
| 45 base::TimeTicks deadline) { | |
| 46 task->run((deadline - base::TimeTicks()).InSecondsF()); | |
| 47 } | |
| 48 | |
| 49 void WebSchedulerImpl::postIdleTask(const blink::WebTraceLocation& location, | |
| 50 blink::WebThread::IdleTask* task) { | |
| 51 DCHECK(idle_task_runner_); | |
| 52 idle_task_runner_->PostIdleTask( | |
| 53 location, | |
| 54 base::Bind(&WebSchedulerImpl::runIdleTask, | |
| 55 base::Passed(base::WrapUnique(task)))); | |
| 56 } | |
| 57 | |
| 58 void WebSchedulerImpl::postNonNestableIdleTask( | |
| 59 const blink::WebTraceLocation& location, | |
| 60 blink::WebThread::IdleTask* task) { | |
| 61 DCHECK(idle_task_runner_); | |
| 62 idle_task_runner_->PostNonNestableIdleTask( | |
| 63 location, | |
| 64 base::Bind(&WebSchedulerImpl::runIdleTask, | |
| 65 base::Passed(base::WrapUnique(task)))); | |
| 66 } | |
| 67 | |
| 68 void WebSchedulerImpl::postIdleTaskAfterWakeup( | |
| 69 const blink::WebTraceLocation& location, | |
| 70 blink::WebThread::IdleTask* task) { | |
| 71 DCHECK(idle_task_runner_); | |
| 72 idle_task_runner_->PostIdleTaskAfterWakeup( | |
| 73 location, | |
| 74 base::Bind(&WebSchedulerImpl::runIdleTask, | |
| 75 base::Passed(base::WrapUnique(task)))); | |
| 76 } | |
| 77 | |
| 78 blink::WebTaskRunner* WebSchedulerImpl::loadingTaskRunner() { | |
| 79 return loading_web_task_runner_.get(); | |
| 80 } | |
| 81 | |
| 82 blink::WebTaskRunner* WebSchedulerImpl::timerTaskRunner() { | |
| 83 return timer_web_task_runner_.get(); | |
| 84 } | |
| 85 | |
| 86 std::unique_ptr<blink::WebViewScheduler> | |
| 87 WebSchedulerImpl::createWebViewScheduler(blink::WebView*) { | |
| 88 NOTREACHED(); | |
| 89 return nullptr; | |
| 90 } | |
| 91 | |
| 92 } // namespace scheduler | |
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Chromium Code Reviews
Issue 2118903002:
scheduler: Move the Blink scheduler into Blink (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master