Don't use BoringLayout to display text that has paragraph-style markup.

BoringLayout assumes it doesn't have to do any work to calculate the
line height.  In this case, though, there may actually be work to be
done, so have it fall back to StaticLayout to do the more thorough job.

Bug 2051050

core/java/android/text/BoringLayout.java

@@ -19,6 +19,7 @@ package android.text;
 import android.graphics.Canvas;
 import android.graphics.Paint;
 import android.graphics.Path;
+import android.text.style.ParagraphStyle;
 import android.util.FloatMath;
 
 /**
@@ -262,6 +263,14 @@ public class BoringLayout extends Layout implements TextUtils.EllipsizeCallback
 
         TextUtils.recycle(temp);
 
+        if (boring && text instanceof Spanned) {
+            Spanned sp = (Spanned) text;
+            Object[] styles = sp.getSpans(0, text.length(), ParagraphStyle.class);
+            if (styles.length > 0) {
+                boring = false;
+            }
+        }
+
         if (boring) {
             Metrics fm = metrics;
             if (fm == null) {