Camera: API1 shim: notify shutter correctly

Previous implementation only notifies the callback when we receive
full capture result. This implementation notifies the callback
once HAL sends capture start callback.

Bug: 12530628
Change-Id: Ibf71d532b5cf649514b316e35683c217021698b4
diff --git a/services/camera/libcameraservice/api1/Camera2Client.h b/services/camera/libcameraservice/api1/Camera2Client.h
index a988037..3784aab 100644
--- a/services/camera/libcameraservice/api1/Camera2Client.h
+++ b/services/camera/libcameraservice/api1/Camera2Client.h
@@ -106,6 +106,8 @@
 
     virtual void notifyAutoFocus(uint8_t newState, int triggerId);
     virtual void notifyAutoExposure(uint8_t newState, int triggerId);
+    virtual void notifyShutter(const CaptureResultExtras& resultExtras,
+                               nsecs_t timestamp);
 
     /**
      * Interface used by independent components of Camera2Client.