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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/message_loop_proxy_impl.h" | 5 #include "base/message_loop_proxy_impl.h" |
6 | 6 |
7 #include "base/location.h" | 7 #include "base/location.h" |
8 #include "base/threading/thread_restrictions.h" | 8 #include "base/threading/thread_restrictions.h" |
9 | 9 |
10 namespace base { | 10 namespace base { |
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29 return PostTaskHelper(from_here, task, 0, false); | 29 return PostTaskHelper(from_here, task, 0, false); |
30 } | 30 } |
31 | 31 |
32 bool MessageLoopProxyImpl::PostNonNestableDelayedTask( | 32 bool MessageLoopProxyImpl::PostNonNestableDelayedTask( |
33 const tracked_objects::Location& from_here, | 33 const tracked_objects::Location& from_here, |
34 const base::Closure& task, | 34 const base::Closure& task, |
35 int64 delay_ms) { | 35 int64 delay_ms) { |
36 return PostTaskHelper(from_here, task, delay_ms, false); | 36 return PostTaskHelper(from_here, task, delay_ms, false); |
37 } | 37 } |
38 | 38 |
39 bool MessageLoopProxyImpl::BelongsToCurrentThread() { | 39 bool MessageLoopProxyImpl::MayRunTasksOnCurrentThread() const { |
40 // We shouldn't use MessageLoop::current() since it uses LazyInstance which | 40 // We shouldn't use MessageLoop::current() since it uses LazyInstance which |
41 // may be deleted by ~AtExitManager when a WorkerPool thread calls this | 41 // may be deleted by ~AtExitManager when a WorkerPool thread calls this |
42 // function. | 42 // function. |
43 // http://crbug.com/63678 | 43 // http://crbug.com/63678 |
44 base::ThreadRestrictions::ScopedAllowSingleton allow_singleton; | 44 base::ThreadRestrictions::ScopedAllowSingleton allow_singleton; |
45 AutoLock lock(message_loop_lock_); | 45 AutoLock lock(message_loop_lock_); |
46 return (target_message_loop_ && | 46 return (target_message_loop_ && |
47 (MessageLoop::current() == target_message_loop_)); | 47 (MessageLoop::current() == target_message_loop_)); |
48 } | 48 } |
49 | 49 |
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94 | 94 |
95 scoped_refptr<MessageLoopProxy> | 95 scoped_refptr<MessageLoopProxy> |
96 MessageLoopProxy::current() { | 96 MessageLoopProxy::current() { |
97 MessageLoop* cur_loop = MessageLoop::current(); | 97 MessageLoop* cur_loop = MessageLoop::current(); |
98 if (!cur_loop) | 98 if (!cur_loop) |
99 return NULL; | 99 return NULL; |
100 return cur_loop->message_loop_proxy(); | 100 return cur_loop->message_loop_proxy(); |
101 } | 101 } |
102 | 102 |
103 } // namespace base | 103 } // namespace base |
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