Implement CHROMIUM_copy_texture for D3D11.

BUG=angleproject:1356

Change-Id: I70246762411dbeeb3e291e317854139a68d80070
Reviewed-on: https://chromium-review.googlesource.com/339434
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Geoff Lang <geofflang@chromium.org>
diff --git a/src/tests/test_utils/ANGLETest.cpp b/src/tests/test_utils/ANGLETest.cpp
index 9d33eeb..1a9d8b5 100644
--- a/src/tests/test_utils/ANGLETest.cpp
+++ b/src/tests/test_utils/ANGLETest.cpp
@@ -21,13 +21,14 @@
 const GLColorRGB GLColorRGB::red(255u, 0u, 0u);
 const GLColorRGB GLColorRGB::yellow(255u, 255u, 0);
 
-const GLColor GLColor::black = GLColor(0u, 0u, 0u, 255u);
-const GLColor GLColor::blue   = GLColor(0u, 0u, 255u, 255u);
-const GLColor GLColor::cyan   = GLColor(0u, 255u, 255u, 255u);
-const GLColor GLColor::green  = GLColor(0u, 255u, 0u, 255u);
-const GLColor GLColor::red    = GLColor(255u, 0u, 0u, 255u);
-const GLColor GLColor::yellow = GLColor(255u, 255u, 0, 255u);
-const GLColor GLColor::white = GLColor(255u, 255u, 255u, 255u);
+const GLColor GLColor::black            = GLColor(0u, 0u, 0u, 255u);
+const GLColor GLColor::blue             = GLColor(0u, 0u, 255u, 255u);
+const GLColor GLColor::cyan             = GLColor(0u, 255u, 255u, 255u);
+const GLColor GLColor::green            = GLColor(0u, 255u, 0u, 255u);
+const GLColor GLColor::red              = GLColor(255u, 0u, 0u, 255u);
+const GLColor GLColor::transparentBlack = GLColor(0u, 0u, 0u, 0u);
+const GLColor GLColor::white            = GLColor(255u, 255u, 255u, 255u);
+const GLColor GLColor::yellow           = GLColor(255u, 255u, 0, 255u);
 
 const GLColor16 GLColor16::white = GLColor16(65535u, 65535u, 65535u, 65535u);