Camera3: add deferred surface support

Initial native implementation and aidl changes for surfaceless support.

Bug: 28323863
Change-Id: Id6634c3ef2ecc84422a88f63de0a19a0cb496e96
diff --git a/services/camera/libcameraservice/device3/Camera3Device.h b/services/camera/libcameraservice/device3/Camera3Device.h
index 0366ef6..679a156 100644
--- a/services/camera/libcameraservice/device3/Camera3Device.h
+++ b/services/camera/libcameraservice/device3/Camera3Device.h
@@ -95,11 +95,14 @@
 
     // Actual stream creation/deletion is delayed until first request is submitted
     // If adding streams while actively capturing, will pause device before adding
-    // stream, reconfiguring device, and unpausing.
+    // stream, reconfiguring device, and unpausing. If the client create a stream
+    // with nullptr consumer surface, the client must then call setConsumer()
+    // and finish the stream configuration before starting output streaming.
     virtual status_t createStream(sp<Surface> consumer,
             uint32_t width, uint32_t height, int format,
             android_dataspace dataSpace, camera3_stream_rotation_t rotation, int *id,
-            int streamSetId = camera3::CAMERA3_STREAM_SET_ID_INVALID);
+            int streamSetId = camera3::CAMERA3_STREAM_SET_ID_INVALID,
+            uint32_t consumerUsage = 0);
     virtual status_t createInputStream(
             uint32_t width, uint32_t height, int format,
             int *id);
@@ -160,6 +163,12 @@
     // Methods called by subclasses
     void             notifyStatus(bool idle); // updates from StatusTracker
 
+    /**
+     * Set the deferred consumer surface to the output stream and finish the deferred
+     * consumer configuration.
+     */
+    virtual status_t setConsumerSurface(int streamId, sp<Surface> consumer);
+
   private:
     static const size_t        kDumpLockAttempts  = 10;
     static const size_t        kDumpSleepDuration = 100000; // 0.10 sec