Add debug info to track a crash when sleeping.

BUG=31723
TEST=none

Review URL: http://codereview.chromium.org/560039

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@38070 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 42 insertions, 2 deletions

diff --git a/chrome/browser/profile_manager.cc b/chrome/browser/profile_manager.cc
index f8cb344..209c2d2 100644
--- a/chrome/browser/profile_manager.cc
+++ b/chrome/browser/profile_manager.cc
@@ -168,10 +168,24 @@ void ProfileManager::OnResume() {
   }
 }
 
+#if defined(OS_WIN)
+#pragma optimize("", off)
+#pragma warning(disable:4748)
+#endif
 void ProfileManager::SuspendProfile(Profile* profile) {
-  DCHECK(profile);
+  CHECK(profile);
   DCHECK(ChromeThread::CurrentlyOn(ChromeThread::IO));
 
+  // TODO(rvargas): remove this after finding the cause for bug 31723.
+  URLRequestJob* job_list[50] = { NULL };
+  int count = 0;
+  for (URLRequestJobTracker::JobIterator i = g_url_request_job_tracker.begin();
+       i != g_url_request_job_tracker.end(); ++i) {
+    if (count < 50)
+      job_list[count] = *i;
+    count++;
+  }
+
   for (URLRequestJobTracker::JobIterator i = g_url_request_job_tracker.begin();
        i != g_url_request_job_tracker.end(); ++i)
     (*i)->Kill();
@@ -179,6 +193,10 @@ void ProfileManager::SuspendProfile(Profile* profile) {
   profile->GetRequestContext()->GetURLRequestContext()->
       http_transaction_factory()->Suspend(true);
 }
+#if defined(OS_WIN)
+#pragma warning(default:4748)
+#pragma optimize("", on)
+#endif
 
 void ProfileManager::ResumeProfile(Profile* profile) {
   DCHECK(profile);
diff --git a/net/http/http_cache_transaction.cc b/net/http/http_cache_transaction.cc
index 7c56627..3be313f 100644
--- a/net/http/http_cache_transaction.cc
+++ b/net/http/http_cache_transaction.cc
@@ -130,7 +130,14 @@ HttpCache::Transaction::Transaction(HttpCache* cache, bool enable_range_support)
                  Invalid_number_of_validation_headers);
 }
 
+#if defined(OS_WIN)
+#pragma optimize("", off)
+#pragma warning(disable:4748)
+#endif
 HttpCache::Transaction::~Transaction() {
+  // TODO(rvargas): remove this after finding the cause for bug 31723.
+  char local_obj[sizeof(*this)];
+  memcpy(local_obj, this, sizeof(local_obj));
   if (cache_) {
     if (entry_) {
       bool cancel_request = reading_ && enable_range_support_;
@@ -157,6 +164,10 @@ HttpCache::Transaction::~Transaction() {
   // cache_ pointer to signal that we are dead.  See DoCacheReadCompleted.
   cache_.reset();
 }
+#if defined(OS_WIN)
+#pragma warning(default:4748)
+#pragma optimize("", on)
+#endif
 
 int HttpCache::Transaction::Start(const HttpRequestInfo* request,
                                   CompletionCallback* callback,
diff --git a/net/url_request/url_request_http_job.cc b/net/url_request/url_request_http_job.cc
index 15b3373..25b0f33 100644
--- a/net/url_request/url_request_http_job.cc
+++ b/net/url_request/url_request_http_job.cc
@@ -569,12 +569,23 @@ void URLRequestHttpJob::NotifyHeadersComplete() {
   URLRequestJob::NotifyHeadersComplete();
 }
 
+#if defined(OS_WIN)
+#pragma optimize("", off)
+#pragma warning(disable:4748)
+#endif
 void URLRequestHttpJob::DestroyTransaction() {
-  DCHECK(transaction_.get());
+  CHECK(transaction_.get());
+  // TODO(rvargas): remove this after finding the cause for bug 31723.
+  char local_obj[sizeof(*this)];
+  memcpy(local_obj, this, sizeof(local_obj));
 
   transaction_.reset();
   response_info_ = NULL;
 }
+#if defined(OS_WIN)
+#pragma warning(default:4748)
+#pragma optimize("", on)
+#endif
 
 void URLRequestHttpJob::StartTransaction() {
   // NOTE: This method assumes that request_info_ is already setup properly.