Allow switching DirectCompositionSurfaceWin between drawing modes.

gpu/command_buffer/common/gles2_cmd_format_test_autogen.h

Index: gpu/command_buffer/common/gles2_cmd_format_test_autogen.h
diff --git a/gpu/command_buffer/common/gles2_cmd_format_test_autogen.h b/gpu/command_buffer/common/gles2_cmd_format_test_autogen.h
index c26cd2293c9fb6441f21dc03f700814c22012f41..d43cd509efba4b90c493118ebdeb5b307f31cd23 100644
--- a/gpu/command_buffer/common/gles2_cmd_format_test_autogen.h
+++ b/gpu/command_buffer/common/gles2_cmd_format_test_autogen.h
@@ -5313,4 +5313,15 @@ TEST_F(GLES2FormatTest, SetDrawRectangleCHROMIUM) {
   CheckBytesWrittenMatchesExpectedSize(next_cmd, sizeof(cmd));
 }
 
+TEST_F(GLES2FormatTest, SetEnableDCLayersCHROMIUM) {
+  cmds::SetEnableDCLayersCHROMIUM& cmd =
+      *GetBufferAs<cmds::SetEnableDCLayersCHROMIUM>();
+  void* next_cmd = cmd.Set(&cmd, static_cast<GLboolean>(11));
+  EXPECT_EQ(static_cast<uint32_t>(cmds::SetEnableDCLayersCHROMIUM::kCmdId),
+            cmd.header.command);
+  EXPECT_EQ(sizeof(cmd), cmd.header.size * 4u);
+  EXPECT_EQ(static_cast<GLboolean>(11), cmd.enabled);
+  CheckBytesWrittenMatchesExpectedSize(next_cmd, sizeof(cmd));
+}
+
 #endif  // GPU_COMMAND_BUFFER_COMMON_GLES2_CMD_FORMAT_TEST_AUTOGEN_H_