camera2/3: Warn on missing active array size parameters

Change-Id: I752659e1f0522392b902839cd7f4d997dcd85966
diff --git a/services/camera/libcameraservice/camera2/Parameters.cpp b/services/camera/libcameraservice/camera2/Parameters.cpp
index e8f3f50..0459866 100644
--- a/services/camera/libcameraservice/camera2/Parameters.cpp
+++ b/services/camera/libcameraservice/camera2/Parameters.cpp
@@ -842,6 +842,8 @@
     int32_t arrayWidth;
     int32_t arrayHeight;
     if (activeArraySize.count == 2) {
+        ALOGW("%s: Camera %d: activeArraySize is missing xmin/ymin!",
+                __FUNCTION__, cameraId);
         arrayWidth = activeArraySize.data.i32[0];
         arrayHeight = activeArraySize.data.i32[1];
     } else if (activeArraySize.count == 4) {