[Sync] Remove periodic sync for Chrome for Android

sync/test/android/javatests/src/org/chromium/sync/test/util/MockSyncContentResolverDelegate.java

Index: sync/test/android/javatests/src/org/chromium/sync/test/util/MockSyncContentResolverDelegate.java
diff --git a/sync/test/android/javatests/src/org/chromium/sync/test/util/MockSyncContentResolverDelegate.java b/sync/test/android/javatests/src/org/chromium/sync/test/util/MockSyncContentResolverDelegate.java
index ea0b003bbf497e504d0f512262ee72083a2bfeab..b467d26753a290658f204d6763b7d792c4f10501 100644
--- a/sync/test/android/javatests/src/org/chromium/sync/test/util/MockSyncContentResolverDelegate.java
+++ b/sync/test/android/javatests/src/org/chromium/sync/test/util/MockSyncContentResolverDelegate.java
@@ -9,6 +9,7 @@ import android.accounts.Account;
 import android.content.ContentResolver;
 import android.content.SyncStatusObserver;
 import android.os.AsyncTask;
+import android.os.Bundle;
 
 import junit.framework.Assert;
 
@@ -144,6 +145,10 @@ public class MockSyncContentResolverDelegate implements SyncContentResolverDeleg
         }
     }
 
+    @Override
+    public void removePeriodicSync(Account account, String authority, Bundle extras) {
+    }
+
     private static String createKey(Account account, String authority) {
         return account.name + "@@@" + account.type + "@@@" + authority;
     }