Bug 1320888 - Fix an incorrect assert in dom/cache/ r=Ehsan

MozReview-Commit-ID: KYemidcoGS8

--HG--
extra : rebase_source : 561d606f4525a467ddc10b4b7a65b99cae54bec3

dom/cache/Context.cpp

@@ -871,7 +871,7 @@ Context::Dispatch(Action* aAction)
     return;
   }
 
-  MOZ_ASSERT(STATE_CONTEXT_READY);
+  MOZ_ASSERT(mState == STATE_CONTEXT_READY);
   DispatchAction(aAction);
 }