Start moving ownership of SyncNotificationController to SyncController, take 2.

chrome/android/java/src/org/chromium/chrome/browser/sync/SyncController.java

Index: chrome/android/java/src/org/chromium/chrome/browser/sync/SyncController.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/sync/SyncController.java b/chrome/android/java/src/org/chromium/chrome/browser/sync/SyncController.java
index 55664d776a2af9862d03f6ce4921aead9fc2236d..a6b67e8c95dd28ee2cdefd02a9a7d47ea6b240a3 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/sync/SyncController.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/sync/SyncController.java
@@ -42,6 +42,8 @@ public class SyncController implements ProfileSyncService.SyncStateChangedListen
     private final ChromeSigninController mChromeSigninController;
     private final AndroidSyncSettings mAndroidSyncSettings;
     private final ProfileSyncService mProfileSyncService;
+    // TODO(maxbogue): Make final once it's constructed in this class.
+    private SyncNotificationController mSyncNotificationController = null;
 
     private SyncController(Context context) {
         mContext = context;
@@ -186,4 +188,24 @@ public class SyncController implements ProfileSyncService.SyncStateChangedListen
             }
         });
     }
+
+    /**
+     * Sets the SyncNotificationController.
+     *
+     * This is a temporary method for transferring ownership of SyncNotificationController
+     * upstream. Once all of SNC's dependencies are upstreamed, it will be created in the
+     * SyncController constructor and this method won't exist.
+     */
+    public void setSyncNotificationController(SyncNotificationController snc) {
+        assert mSyncNotificationController == null;
+        mSyncNotificationController = snc;
+        mProfileSyncService.addSyncStateChangedListener(mSyncNotificationController);
+    }
+
+    /**
+     * Returns the SyncNotificationController.
+     */
+    public SyncNotificationController getSyncNotificationController() {
+        return mSyncNotificationController;
+    }
 }