Remove GL-specific code from GMs and tests

src/gpu/GrGpu.h

Index: src/gpu/GrGpu.h
diff --git a/src/gpu/GrGpu.h b/src/gpu/GrGpu.h
index 8d449b7606351511367888e77c99ad6d5565ebc1..1d3b7a947bd669dfeb49803c5fbf0d8b2ed85f9b 100644
--- a/src/gpu/GrGpu.h
+++ b/src/gpu/GrGpu.h
@@ -362,12 +362,15 @@ public:
     void saveActiveTraceMarkers();
     void restoreActiveTraceMarkers();
 
+    // creation and deletion of raw texture for testing
+    virtual GrBackendObject createBackendTexture(void* pixels, int w, int h,

[robertphillips, 2015/07/10 18:45:18]

tab this over ?

[jvanverth1, 2015/07/10 19:59:44]

Done.

+        GrPixelConfig config) const = 0;
+    virtual bool isBackendTexture(GrBackendObject id) const = 0;
+    virtual void deleteBackendTexture(GrBackendObject id) const = 0;
+
     // Given a rt, find or create a stencil buffer and attach it
     bool attachStencilAttachmentToRenderTarget(GrRenderTarget* target);
 
-    // This is only to be used in tests.
-    virtual const GrGLContext* glContextForTesting() const { return NULL; }
-
 protected:
     // Functions used to map clip-respecting stencil tests into normal
     // stencil funcs supported by GPUs.