Bug 1547261 - Fix a typo in GetIntrinsicImageSize(). r=emilio

Differential Revision: https://phabricator.services.mozilla.com/D29077

--HG--
extra : moz-landing-system : lando

layout/generic/nsImageFrame.cpp

@@ -2410,7 +2410,7 @@ nsIFrame::LogicalSides nsImageFrame::GetLogicalSkipSides(
 }
 
 nsresult nsImageFrame::GetIntrinsicImageSize(nsSize& aSize) {
-  if (mIntrinsicSize.width && mIntrinsicSize.width) {
+  if (mIntrinsicSize.width && mIntrinsicSize.height) {
     aSize.SizeTo(*mIntrinsicSize.width, *mIntrinsicSize.height);
     return NS_OK;
   }