Pass camera frame metadata from camera service to Java.

bug:4460717
Change-Id: I2fae6e1dfca6b8f3a5ee5716fc7817f5417bf657
diff --git a/libs/camera/Camera.cpp b/libs/camera/Camera.cpp
index 3c00db5..7ac3cc1 100644
--- a/libs/camera/Camera.cpp
+++ b/libs/camera/Camera.cpp
@@ -360,7 +360,8 @@
 }
 
 // callback from camera service when frame or image is ready
-void Camera::dataCallback(int32_t msgType, const sp<IMemory>& dataPtr)
+void Camera::dataCallback(int32_t msgType, const sp<IMemory>& dataPtr,
+                          camera_frame_metadata_t *metadata)
 {
     sp<CameraListener> listener;
     {
@@ -368,7 +369,7 @@
         listener = mListener;
     }
     if (listener != NULL) {
-        listener->postData(msgType, dataPtr);
+        listener->postData(msgType, dataPtr, metadata);
     }
 }