Move copyimage to the D3D folder.

BUG=angle:681

Change-Id: I2ce237281cc75fdae11b5ddb4eca52058c395e7a
Reviewed-on: https://chromium-review.googlesource.com/238475
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Brandon Jones <bajones@chromium.org>
Tested-by: Geoff Lang <geofflang@chromium.org>
diff --git a/src/libANGLE/formatutils.cpp b/src/libANGLE/formatutils.cpp
index 0c2a74c..8243399 100644
--- a/src/libANGLE/formatutils.cpp
+++ b/src/libANGLE/formatutils.cpp
@@ -12,7 +12,7 @@
 #include "libANGLE/Framebuffer.h"
 #include "libANGLE/renderer/Renderer.h"
 #include "libANGLE/renderer/imageformats.h"
-#include "libANGLE/renderer/copyimage.h"
+#include "libANGLE/renderer/d3d/copyimage.h"
 
 namespace gl
 {