Move SkGLContext and some GrGLInterface implementations to skgputest module

tests/EGLImageTest.cpp

Index: tests/EGLImageTest.cpp
diff --git a/tests/EGLImageTest.cpp b/tests/EGLImageTest.cpp
index f19592c5304bb6cfd68069dbac98454ff6344308..7f0d7ea37685fe4be1601fedee0df0daac735a4f 100644
--- a/tests/EGLImageTest.cpp
+++ b/tests/EGLImageTest.cpp
@@ -11,9 +11,11 @@
 #include "GrContextFactory.h"
 #include "gl/GrGLGpu.h"
 #include "gl/GrGLUtil.h"
-#include "gl/SkGLContext.h"
+#include "gl/GLContext.h"
 
-static void cleanup(SkGLContext* glctx0, GrGLuint texID0, SkGLContext* glctx1, GrContext* grctx1,
+using sk_gpu_test::GLContext;
+
+static void cleanup(GLContext* glctx0, GrGLuint texID0, GLContext* glctx1, GrContext* grctx1,
                     const GrGLTextureInfo* grbackendtex1, GrEGLImage image1) {
     if (glctx1) {
         glctx1->makeCurrent();
@@ -91,7 +93,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(EGLImageTest, reporter, context0, glCtx0) {
         return;
     }
 
-    SkAutoTDelete<SkGLContext> glCtx1 = glCtx0->createNew();
+    SkAutoTDelete<GLContext> glCtx1 = glCtx0->createNew();
     if (!glCtx1) {
         return;
     }