ES31: Implement multisampled Textures for D3D part.

Implement TexStorage2DMultisample api for d3d part.

BUG=angleproject:1590
TEST=angle_end2end_tests --gtest_filter=TextureMultisampleTest*
TEST=angle_deqp_gles31_tests --deqp-case=dEQP-GLES31.functional.texture.multisample.negative.fbo_*

Change-Id: Icbfba45b9c2965af02b54dd4060b7b49970cb74b
Reviewed-on: https://chromium-review.googlesource.com/457161
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
diff --git a/src/tests/gl_tests/TextureMultisampleTest.cpp b/src/tests/gl_tests/TextureMultisampleTest.cpp
index 47eda6f..92b60af 100644
--- a/src/tests/gl_tests/TextureMultisampleTest.cpp
+++ b/src/tests/gl_tests/TextureMultisampleTest.cpp
@@ -141,9 +141,10 @@
 }
 
 ANGLE_INSTANTIATE_TEST(TextureMultisampleTest,
+                       ES31_D3D11(),
                        ES3_OPENGL(),
                        ES3_OPENGLES(),
                        ES31_OPENGL(),
                        ES31_OPENGLES());
-ANGLE_INSTANTIATE_TEST(TextureMultisampleTestES31, ES31_OPENGL(), ES31_OPENGLES());
+ANGLE_INSTANTIATE_TEST(TextureMultisampleTestES31, ES31_D3D11(), ES31_OPENGL(), ES31_OPENGLES());
 }