soong: Add TARGET_INCLUDES_MIUI_CAMERA

Change-Id: I46332a22b68367c7d6e37c619d0bb145d92128ec
diff --git a/build/soong/Android.bp b/build/soong/Android.bp
index 8227a5e..7374d50 100644
--- a/build/soong/Android.bp
+++ b/build/soong/Android.bp
@@ -430,6 +430,22 @@
     },
 }
 
+
+soong_config_module_type {
+    name: "include_miui_camera",
+    module_type: "cc_defaults",
+    config_namespace: "blissGlobalVars",
+    bool_variables: ["include_miui_camera"],
+    properties: ["cppflags"],
+}
+include_miui_camera {
+    name: "includes_miui_camera",
+    soong_config_variables: {
+        include_miui_camera: {
+            cppflags: ["-DINCLUDES_MIUI_CAMERA"],
+        },
+    },
+}
 soong_config_module_type {
     name: "uses_miui_camera",
     module_type: "cc_defaults",