Frameworks/base: Fix trivial equals implementation

The comparator's equal implementation doesn't satisfy the constraints
of an equals method, namely being reflexive. Use the standard Object
implementation instead.

Bug: 19797138
Change-Id: I74f888e99533e1945aab7ab10fe8ee3ded6388f4

core/java/android/text/util/Linkify.java

@@ -522,10 +522,6 @@ public class Linkify {
 
                 return 0;
             }
-
-            public final boolean equals(Object o) {
-                return false;
-            }
         };
 
         Collections.sort(links, c);