Remove DynamicHLSL_unittest.cpp

src/libANGLE/renderer/d3d/DynamicHLSL_unittest.cpp

-//
-// Copyright 2015 The ANGLE Project Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-//
-// DynamicHLSL unittests:
-//   Tests for DynamicHLSL and related classes.
-//
-
-#include <gtest/gtest.h>
-
-#include "libANGLE/renderer/d3d/DynamicHLSL.h"
-
-using namespace rx;
-
-namespace
-{
-
-TEST(PackedVarying, DefaultInitialization)
-{
-    sh::Varying defaultVarying;
-    PackedVarying pv(defaultVarying);
-
-    EXPECT_EQ(&defaultVarying, pv.varying);
-    EXPECT_EQ(GL_INVALID_INDEX, pv.registerIndex);
-    EXPECT_EQ(0, pv.columnIndex);
-    EXPECT_FALSE(pv.vertexOnly);
-}
-
-}  // anonymous namespace

src/tests/angle_unittests.gypi

@@ -83,7 +83,6 @@
         # TODO(jmadill): should probably call this windows sources
         'angle_unittests_hlsl_sources':
         [
-            '<(angle_path)/src/libANGLE/renderer/d3d/DynamicHLSL_unittest.cpp',
             '<(angle_path)/src/tests/compiler_tests/UnrollFlatten_test.cpp',
         ],
     },