Fix use_image_texture_target inconsistencies

cc/proto/renderer_settings.proto

Index: cc/proto/renderer_settings.proto
diff --git a/cc/proto/renderer_settings.proto b/cc/proto/renderer_settings.proto
index 55e692ec92d49572e77e52729ca442ff3f43835f..4809c3ed99ac2b33f958b63cde83342fe046d099 100644
--- a/cc/proto/renderer_settings.proto
+++ b/cc/proto/renderer_settings.proto
@@ -8,6 +8,12 @@ package cc.proto;
 
 option optimize_for = LITE_RUNTIME;
 
+message BufferToTextureTarget {
+  optional uint32 buffer_usage = 1;
+  optional uint32 buffer_format = 2;
+  optional uint32 texture_target = 3;
+};
+
 message RendererSettings {
   optional bool allow_antialiasing = 1;
   optional bool force_antialiasing = 2;
@@ -22,4 +28,5 @@ message RendererSettings {
   optional uint32 texture_id_allocation_chunk_size = 11;
   optional bool use_gpu_memory_buffer_resources = 12;
   optional uint32 preferred_tile_format = 13;
+  repeated BufferToTextureTarget buffer_to_texture_target = 14;
 }