Bug 1400148 - Don't use -1 to represent an unset nsCursor. r=karlt.

Because UBSan complains about casting -1: > runtime error: load of value 4294967295, which is not a valid value for type 'nsCursor'
2017-09-15 14:34:37 +10:00
parent 0666e145eb
commit 721eb311ac
5 changed files with 13 additions and 9 deletions
--- a/widget/PuppetWidget.cpp
+++ b/widget/PuppetWidget.cpp
@@ -1012,7 +1012,7 @@ PuppetWidget::SetCursor(imgIContainer* aCursor,
    return NS_ERROR_FAILURE;
  }

-  mCursor = nsCursor(-1);
+  mCursor = eCursorInvalid;
  mCustomCursor = aCursor;
  mCursorHotspotX = aHotspotX;
  mCursorHotspotY = aHotspotY;