repsect color-edge cases for share dialog tinting

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

src/main/java/com/owncloud/android/ui/dialog/SendShareDialog.java

@@ -194,7 +194,8 @@ public class SendShareDialog extends BottomSheetDialogFragment {
     }
 
     private void themeShareButtonImage(ImageView shareImageView) {
-        shareImageView.getBackground().setColorFilter(ThemeUtils.primaryColor(getContext()), PorterDuff.Mode.SRC_IN);
+        shareImageView.getBackground().setColorFilter(ThemeUtils.primaryColor(getContext(), true),
+                                                      PorterDuff.Mode.SRC_IN);
         shareImageView.getDrawable().mutate().setColorFilter(ThemeUtils.fontColor(getContext()),
                 PorterDuff.Mode.SRC_IN);
     }