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authorwillchan@chromium.org <willchan@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2010-11-19 01:53:38 +0000
committerwillchan@chromium.org <willchan@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2010-11-19 01:53:38 +0000
commite87b8bbba3be2889489f5b4a94b708e67d0b8c67 (patch)
tree9c2b2210ab14fbc784b04cd0467d8f8b5bf42c68 /chrome/browser/browser_thread.cc
parent244c1077eef720364e988b013c1b9b7bd5776a92 (diff)
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Reland r65996. Disallows Singletons on non-joinable thread.
Test breakages caused by this change have been fixed here or in other changelists. BUG=61753 TEST=none Review URL: http://codereview.chromium.org/5024003 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@66719 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'chrome/browser/browser_thread.cc')
-rw-r--r--chrome/browser/browser_thread.cc11
1 files changed, 11 insertions, 0 deletions
diff --git a/chrome/browser/browser_thread.cc b/chrome/browser/browser_thread.cc
index 7ba53e0..e6edfd0 100644
--- a/chrome/browser/browser_thread.cc
+++ b/chrome/browser/browser_thread.cc
@@ -6,6 +6,7 @@
#include "base/message_loop.h"
#include "base/message_loop_proxy.h"
+#include "base/thread_restrictions.h"
// Friendly names for the well-known threads.
static const char* browser_thread_names[BrowserThread::ID_COUNT] = {
@@ -112,6 +113,11 @@ bool BrowserThread::IsWellKnownThread(ID identifier) {
// static
bool BrowserThread::CurrentlyOn(ID identifier) {
+ // We shouldn't use MessageLoop::current() since it uses LazyInstance which
+ // may be deleted by ~AtExitManager when a WorkerPool thread calls this
+ // function.
+ // http://crbug.com/63678
+ base::ThreadRestrictions::ScopedAllowSingleton allow_singleton;
AutoLock lock(lock_);
DCHECK(identifier >= 0 && identifier < ID_COUNT);
return browser_threads_[identifier] &&
@@ -160,6 +166,11 @@ bool BrowserThread::PostNonNestableDelayedTask(
// static
bool BrowserThread::GetCurrentThreadIdentifier(ID* identifier) {
+ // We shouldn't use MessageLoop::current() since it uses LazyInstance which
+ // may be deleted by ~AtExitManager when a WorkerPool thread calls this
+ // function.
+ // http://crbug.com/63678
+ base::ThreadRestrictions::ScopedAllowSingleton allow_singleton;
MessageLoop* cur_message_loop = MessageLoop::current();
for (int i = 0; i < ID_COUNT; ++i) {
if (browser_threads_[i] &&