Split GrResource into GrCacheable/GrGpuObject

src/gpu/gl/GrGpuGL.cpp

Index: src/gpu/gl/GrGpuGL.cpp
diff --git a/src/gpu/gl/GrGpuGL.cpp b/src/gpu/gl/GrGpuGL.cpp
index 9b92fe25da17e4144508dddd24ee6df8e1994abd..1a1bad7f28a0fe35296101ce68d6106ca317b88e 100644
--- a/src/gpu/gl/GrGpuGL.cpp
+++ b/src/gpu/gl/GrGpuGL.cpp
@@ -2788,7 +2788,7 @@ GrGLAttribArrayState* GrGpuGL::HWGeometryState::bindArrayAndBuffersToDraw(
 
     // We use a vertex array if we're on a core profile and the verts are in a VBO.
     if (gpu->glCaps().isCoreProfile() && !vbuffer->isCPUBacked()) {
-        if (NULL == fVBOVertexArray || !fVBOVertexArray->isValid()) {
+        if (NULL == fVBOVertexArray || fVBOVertexArray->wasDestroyed()) {
             SkSafeUnref(fVBOVertexArray);
             GrGLuint arrayID;
             GR_GL_CALL(gpu->glInterface(), GenVertexArrays(1, &arrayID));