Revert of Add GrResourceCache2.

src/gpu/gl/GrGpuGL.h

Index: src/gpu/gl/GrGpuGL.h
diff --git a/src/gpu/gl/GrGpuGL.h b/src/gpu/gl/GrGpuGL.h
index 92702193c5b631862892e61d1584fbe06717c6a3..b39aedb82417f273e552c7adf53dbf463eb207ab 100644
--- a/src/gpu/gl/GrGpuGL.h
+++ b/src/gpu/gl/GrGpuGL.h
@@ -30,8 +30,6 @@
 public:
     GrGpuGL(const GrGLContext& ctx, GrContext* context);
     virtual ~GrGpuGL();
-
-    virtual void contextAbandonded() SK_OVERRIDE;
 
     const GrGLContext& glContext() const { return fGLContext; }
 
@@ -84,6 +82,8 @@
     virtual bool fullReadPixelsIsFasterThanPartial() const SK_OVERRIDE;
 
     virtual void initCopySurfaceDstDesc(const GrSurface* src, GrTextureDesc* desc) SK_OVERRIDE;
+
+    virtual void abandonResources() SK_OVERRIDE;
 
     // These functions should be used to bind GL objects. They track the GL state and skip redundant
     // bindings. Making the equivalent glBind calls directly will confuse the state tracking.