Messaging: Fix warnings about drawables and colors

* They need the theme provided now
* Follow the suggestion by AS
  (sometimes we use ResourcesCompat, sometimes not)

Change-Id: Ie3023fee13a6fc04bd4b912721ba19dcc08befba

src/com/android/messaging/widget/WidgetConversationService.java

@@ -389,7 +389,8 @@ public class WidgetConversationService extends RemoteViewsService {
                 final Spannable colorStr = new SpannableString(statusText);
                 if (showInRed) {
                     colorStr.setSpan(new ForegroundColorSpan(
-                            mContext.getResources().getColor(R.color.timestamp_text_failed)),
+                            mContext.getResources().getColor(R.color.timestamp_text_failed,
+                                    mContext.getTheme())),
                             0, statusText.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
                 }
                 remoteViews.setTextViewText(R.id.date, colorStr);