gpu: introduce glCopySubTextureCHROMIUM

gpu/command_buffer/client/gles2_implementation_unittest_autogen.h

Index: gpu/command_buffer/client/gles2_implementation_unittest_autogen.h
diff --git a/gpu/command_buffer/client/gles2_implementation_unittest_autogen.h b/gpu/command_buffer/client/gles2_implementation_unittest_autogen.h
index a327aee9a31d4ae908e0aeac703f41c399a388fd..b5c957b10ff11aeaef907d891a3525082480527b 100644
--- a/gpu/command_buffer/client/gles2_implementation_unittest_autogen.h
+++ b/gpu/command_buffer/client/gles2_implementation_unittest_autogen.h
@@ -2561,6 +2561,17 @@ TEST_F(GLES2ImplementationTest, CopyTextureCHROMIUM) {
   EXPECT_EQ(0, memcmp(&expected, commands_, sizeof(expected)));
 }
 
+TEST_F(GLES2ImplementationTest, CopySubTextureCHROMIUM) {
+  struct Cmds {
+    cmds::CopySubTextureCHROMIUM cmd;
+  };
+  Cmds expected;
+  expected.cmd.Init(1, 2, 3, 4, 5, 6);
+
+  gl_->CopySubTextureCHROMIUM(1, 2, 3, 4, 5, 6);
+  EXPECT_EQ(0, memcmp(&expected, commands_, sizeof(expected)));
+}
+
 TEST_F(GLES2ImplementationTest, DrawArraysInstancedANGLE) {
   struct Cmds {
     cmds::DrawArraysInstancedANGLE cmd;