Address clang static analyzer issues

https://codereview.chromium.org/12940011/



git-svn-id: http://skia.googlecode.com/svn/trunk@8401 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/gl/GrGpuGL.cpp b/src/gpu/gl/GrGpuGL.cpp
index cf4acd5..d03ef78 100644
--- a/src/gpu/gl/GrGpuGL.cpp
+++ b/src/gpu/gl/GrGpuGL.cpp
@@ -2236,7 +2236,8 @@
                                                 const GrGLVertexBuffer* vbuffer,
                                                 const GrGLIndexBuffer* ibuffer) {
     GrAssert(NULL != vbuffer);
-    GrGLAttribArrayState* attribState = &fDefaultVertexArrayAttribState;
+    GrGLAttribArrayState* attribState;
+
     // 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()) {