App storage settings - Request size onResume

Our data might be stale (especially when coming from manage space
activities).

Bug: 21680510
Change-Id: Ifb919e05f23f76677b6de2aff3d13d00e195facb

src/com/android/settings/applications/AppStorageSettings.java

@@ -121,6 +121,12 @@ public class AppStorageSettings extends AppInfoWithHeader
         setupViews();
     }
 
+    @Override
+    public void onResume() {
+        super.onResume();
+        mState.requestSize(mPackageName, mUserId);
+    }
+
     private void setupViews() {
         mComputingStr = getActivity().getText(R.string.computing_size);
         mInvalidSizeStr = getActivity().getText(R.string.invalid_size_value);