Merge "Frameworks/base: Change String == to equals in Preference"
diff --git a/core/java/android/preference/Preference.java b/core/java/android/preference/Preference.java
index 0224c73..d989cd1 100644
--- a/core/java/android/preference/Preference.java
+++ b/core/java/android/preference/Preference.java
@@ -1426,7 +1426,7 @@
     protected boolean persistString(String value) {
         if (shouldPersist()) {
             // Shouldn't store null
-            if (value == getPersistedString(null)) {
+            if (TextUtils.equals(value, getPersistedString(null))) {
                 // It's already there, so the same as persisting
                 return true;
             }