imported patch 435856

layout/generic/nsPageFrame.cpp

@@ -371,7 +371,12 @@ nsPageFrame::DrawHeaderFooter(nsIRenderingContext& aRenderingContext,
       return; // bail if couldn't find the correct length
     }
     
-    PresContext()->SetBidiEnabled(HasRTLChars(str));
+    // Use this form rather than SetBidiEnabled(HasRTLChars(str)) so as not to
+    // turn off bidi processing when printing a page with bidi content in the
+    // page but not in the print headers.
+    if (HasRTLChars(str)) {
+      PresContext()->SetBidiEnabled(PR_TRUE);
+    }
 
     // cacl the x and y positions of the text
     nscoord x = GetXPosition(aRenderingContext, aRect, aJust, str);