Bug 1247056 - Fix DecoderDoctor logging - r=jwwang

MozReview-Commit-ID: FbRXn0CtKiZ

--HG--
extra : rebase_source : 0beec5d67050dae50569c2f8d343cde5e2e00cc9

dom/media/DecoderDoctorDiagnostics.cpp

@@ -711,7 +711,7 @@ DecoderDoctorDiagnostics::StoreMediaKeySystemAccess(nsIDocument* aDocument,
 
   if (NS_WARN_IF(!watcher)) {
     DD_WARN("DecoderDoctorDiagnostics[%p]::StoreMediaKeySystemAccess(nsIDocument* aDocument=%p, keysystem='%s', supported=%d, call site '%s') - Could not create document watcher",
-            this, NS_ConvertUTF16toUTF8(aKeySystem).get(), aIsSupported, aCallSite);
+            this, aDocument, NS_ConvertUTF16toUTF8(aKeySystem).get(), aIsSupported, aCallSite);
     return;
   }