Start to propagate constness of GrPipelineBuilder up the stack
BUG=skia:
Review URL: https://codereview.chromium.org/1229143007
diff --git a/src/gpu/gl/GrGLGpu.cpp b/src/gpu/gl/GrGLGpu.cpp
index e185ef0..7320d2e 100644
--- a/src/gpu/gl/GrGLGpu.cpp
+++ b/src/gpu/gl/GrGLGpu.cpp
@@ -2676,7 +2676,7 @@
0));
}
-bool GrGLGpu::initCopySurfaceDstDesc(const GrSurface* src, GrSurfaceDesc* desc) {
+bool GrGLGpu::initCopySurfaceDstDesc(const GrSurface* src, GrSurfaceDesc* desc) const {
// If the src is a texture, we can implement the blit as a draw assuming the config is
// renderable.
if (src->asTexture() && this->caps()->isConfigRenderable(src->config(), false)) {