Camera: Add LOCKED values for AE/AWB modes.

Bug: 6243944
Change-Id: I52e842d568790e8ac0d9c231507e865aad58601b
diff --git a/camera/include/system/camera_metadata_tags.h b/camera/include/system/camera_metadata_tags.h
index ba371f5..4aa9776 100644
--- a/camera/include/system/camera_metadata_tags.h
+++ b/camera/include/system/camera_metadata_tags.h
@@ -437,6 +437,7 @@
 // ANDROID_CONTROL_AE_MODE
 enum {
     ANDROID_CONTROL_AE_OFF = 0,
+    ANDROID_CONTROL_AE_LOCKED,
     ANDROID_CONTROL_AE_ON,
     ANDROID_CONTROL_AE_ON_AUTO_FLASH,
     ANDROID_CONTROL_AE_ON_ALWAYS_FLASH,
@@ -454,6 +455,7 @@
 // ANDROID_CONTROL_AWB_MODE
 enum {
     ANDROID_CONTROL_AWB_OFF = 0,
+    ANDROID_CONTROL_AWB_LOCKED,
     ANDROID_CONTROL_AWB_AUTO,
     ANDROID_CONTROL_AWB_INCANDESCENT,
     ANDROID_CONTROL_AWB_FLUORESCENT,