Only wait for CancelAllRequests done if the post task succeeds

chrome/browser/history/android/sqlite_cursor.cc

Index: chrome/browser/history/android/sqlite_cursor.cc
diff --git a/chrome/browser/history/android/sqlite_cursor.cc b/chrome/browser/history/android/sqlite_cursor.cc
index 3a933c665afe21e89892dacd56b07fc7eccb0420..91e7c40fe1506d70f9c5063c5d4c3b7952ce5586 100644
--- a/chrome/browser/history/android/sqlite_cursor.cc
+++ b/chrome/browser/history/android/sqlite_cursor.cc
@@ -156,12 +156,10 @@ SQLiteCursor::~SQLiteCursor() {
     CancelAllRequests(NULL);
   } else {
     base::WaitableEvent event(false, false);
-    BrowserThread::PostTask(
-        BrowserThread::UI,
-        FROM_HERE,
+    if (BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
         base::Bind(&SQLiteCursor::CancelAllRequests, base::Unretained(this),
-                   &event));
-    event.Wait();
+                   &event)))

[Yaron, 2013/05/30 18:14:00]

Please add {}

[michaelbai, 2013/05/30 18:33:56]

Done.

+      event.Wait();
   }
 
   BrowserThread::PostTask(