Cleanup: Remove unused variables in chrome/ found by Scythe.

chrome/browser/sync_file_system/mock_remote_file_sync_service.cc

Index: chrome/browser/sync_file_system/mock_remote_file_sync_service.cc
diff --git a/chrome/browser/sync_file_system/mock_remote_file_sync_service.cc b/chrome/browser/sync_file_system/mock_remote_file_sync_service.cc
index 50bb377406e6a63e3fe5004376c655f352af5851..25d9d2d18d2729265fb3a3381b06677dc4f0df1a 100644
--- a/chrome/browser/sync_file_system/mock_remote_file_sync_service.cc
+++ b/chrome/browser/sync_file_system/mock_remote_file_sync_service.cc
@@ -20,8 +20,7 @@ using ::testing::Return;
 namespace sync_file_system {
 
 MockRemoteFileSyncService::MockRemoteFileSyncService()
-    : conflict_resolution_policy_(CONFLICT_RESOLUTION_POLICY_MANUAL),
-      state_(REMOTE_SERVICE_OK) {
+    : state_(REMOTE_SERVICE_OK) {
   typedef MockRemoteFileSyncService self;
   ON_CALL(*this, AddServiceObserver(_))
       .WillByDefault(Invoke(this, &self::AddServiceObserverStub));