Move GL-specific include files to their own subdirectory, to better
coexist alongside D3D backend.
Requires gyp change.

http://codereview.appspot.com/5665045/



git-svn-id: http://skia.googlecode.com/svn/trunk@3185 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/tests/Test.cpp b/tests/Test.cpp
index 1c3b691..62df731 100644
--- a/tests/Test.cpp
+++ b/tests/Test.cpp
@@ -8,7 +8,7 @@
 #include "Test.h"
 
 #include "GrContext.h"
-#include "SkNativeGLContext.h"
+#include "gl/SkNativeGLContext.h"
 #include "SkTLazy.h"
 
 using namespace skiatest;