1 files changed, 3 insertions, 0 deletions
diff --git a/dom/html/ImageDocument.h b/dom/html/ImageDocument.h
index fdf2a00a8..945317314 100644
--- a/dom/html/ImageDocument.h
+++ b/dom/html/ImageDocument.h
@@ -112,6 +112,9 @@ protected:
   float                         mVisibleHeight;
   int32_t                       mImageWidth;
   int32_t                       mImageHeight;
+  
+  // Holds the custom background color for stand-alone images
+  nsAutoString                  mBackgroundColor;
 
   bool                          mResizeImageByDefault;
   bool                          mClickResizingEnabled;