diff --git a/mozilla/layout/forms/nsImageControlFrame.cpp b/mozilla/layout/forms/nsImageControlFrame.cpp
index 7d0e710c12e..26cba786ba3 100644
--- a/mozilla/layout/forms/nsImageControlFrame.cpp
+++ b/mozilla/layout/forms/nsImageControlFrame.cpp
@@ -211,6 +211,7 @@ nsImageControlFrame::Reflow(nsIPresContext&         aPresContext,
       // the view's size is not know yet, but its size will be kept in synch with our frame.
       nsRect boundBox(0, 0, 500, 500); 
       result = view->Init(viewMan, boundBox, parView, nsnull);
+      view->SetContentTransparency(PR_TRUE);
       viewMan->InsertChild(parView, view, 0);
       SetView(view);
 
diff --git a/mozilla/layout/html/forms/src/nsImageControlFrame.cpp b/mozilla/layout/html/forms/src/nsImageControlFrame.cpp
index 7d0e710c12e..26cba786ba3 100644
--- a/mozilla/layout/html/forms/src/nsImageControlFrame.cpp
+++ b/mozilla/layout/html/forms/src/nsImageControlFrame.cpp
@@ -211,6 +211,7 @@ nsImageControlFrame::Reflow(nsIPresContext&         aPresContext,
       // the view's size is not know yet, but its size will be kept in synch with our frame.
       nsRect boundBox(0, 0, 500, 500); 
       result = view->Init(viewMan, boundBox, parView, nsnull);
+      view->SetContentTransparency(PR_TRUE);
       viewMan->InsertChild(parView, view, 0);
       SetView(view);