Cleanup unused variables

Summary:
EZ cleanup of unused variables in TextLayoutManager
changelog: [internal] internal

Reviewed By: JoshuaGross

Differential Revision: D28015819

fbshipit-source-id: 8e380926ebff9256e89e6cd654fa96eeb938d797

ReactAndroid/src/main/java/com/facebook/react/views/text/TextLayoutManager.java

@@ -375,10 +375,6 @@ public class TextLayoutManager {
     }
 
     BoringLayout.Metrics boring = BoringLayout.isBoring(text, textPaint);
-    float desiredWidth = boring == null ? Layout.getDesiredWidth(text, textPaint) : Float.NaN;
-
-    // technically, width should never be negative, but there is currently a bug in
-    boolean unconstrainedWidth = widthYogaMeasureMode == YogaMeasureMode.UNDEFINED || width < 0;
 
     Layout layout =
         createLayout(