am a1daf827: Merge "Fix paragraph iterator." into jb-dev

* commit 'a1daf82732c8529bcf9258f42e2cc22be9fa684b':
  Fix paragraph iterator.

core/java/android/view/AccessibilityIterators.java

@@ -287,12 +287,12 @@ public final class AccessibilityIterators {
                     }
                 }
             }
-            while (start < textLength && mText.charAt(start) == '\n') {
-                start++;
-            }
             if (start < 0) {
                 return null;
             }
+            while (start < textLength && mText.charAt(start) == '\n') {
+                start++;
+            }
             int end = start;
             for (int i = end + 1; i < textLength; i++) {
                 end = i;