Camera2: Update sync.frameNumber tag

This is from the type mismapping bug fix in metadata generation.

Change-Id: Icaa9916e00e76b30cdc5688c3d3b7e9cadf84794
diff --git a/core/java/android/hardware/camera2/CaptureResult.java b/core/java/android/hardware/camera2/CaptureResult.java
index 70d3c63..d8981c8 100644
--- a/core/java/android/hardware/camera2/CaptureResult.java
+++ b/core/java/android/hardware/camera2/CaptureResult.java
@@ -2134,8 +2134,8 @@
      * @see #SYNC_FRAME_NUMBER_UNKNOWN
      * @hide
      */
-    public static final Key<Integer> SYNC_FRAME_NUMBER =
-            new Key<Integer>("android.sync.frameNumber", int.class);
+    public static final Key<Long> SYNC_FRAME_NUMBER =
+            new Key<Long>("android.sync.frameNumber", long.class);
 
     /*~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~
      * End generated code