Drawstate on stack

src/gpu/gl/GrGpuGL.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "GrGpuGL.h"
 #include "GrGLStencilBuffer.h"
@@ skipping 2471 matching lines @@
             }
             if (srcFBO) {
                 GL_CALL(DeleteFramebuffers(1, &srcFBO));
             }
             copied = true;
         }
     }
     return copied;
 }
 
-bool GrGpuGL::canCopySurface(GrSurface* dst,
-                             GrSurface* src,
+bool GrGpuGL::canCopySurface(const GrSurface* dst,
+                             const GrSurface* src,
                              const SkIRect& srcRect,
                              const SkIPoint& dstPoint) {
     // This mirrors the logic in onCopySurface.  We prefer our base makes the copy if we need to
     // create a temp fbo
     // TODO verify this assumption, it may not be true at all
     bool wouldNeedTempFBO = false;
     if (can_copy_texsubimage(dst, src, this, &wouldNeedTempFBO) && !wouldNeedTempFBO) {
         return true;
     }
     if (can_blit_framebuffer(dst, src, this, &wouldNeedTempFBO) && !wouldNeedTempFBO) {
@@ skipping 50 matching lines @@
             this->setVertexArrayID(gpu, 0);
         }
         int attrCount = gpu->glCaps().maxVertexAttributes();
         if (fDefaultVertexArrayAttribState.count() != attrCount) {
             fDefaultVertexArrayAttribState.resize(attrCount);
         }
         attribState = &fDefaultVertexArrayAttribState;
     }
     return attribState;
 }