Add support to send optimal format as part of ScheduleOverlayPlane

gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h

Index: gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h
diff --git a/gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h b/gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h
index af31a5109626443536404dba3aadf686052cff1c..3dbce6f5ccb39faddef17fd552a76751adaf4b0c 100644
--- a/gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h
+++ b/gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h
@@ -784,6 +784,9 @@ static const GLES2Util::EnumToString enum_to_string_table[] = {
         0x80CB, "GL_BLEND_SRC_ALPHA",
     },
     {
+        0x80E0, "GL_BGR",
+    },
+    {
         0x80E1, "GL_BGRA_EXT",
     },
     {