Avoid pixel GPU readback in saveLayerWithPickup

src/gpu/gl/GrGLUtil.h

Index: src/gpu/gl/GrGLUtil.h
diff --git a/src/gpu/gl/GrGLUtil.h b/src/gpu/gl/GrGLUtil.h
index 70af3a36f414f019c4a85ce48889ff21fadfea13..8a3021cd5716fe684b4dd6bf5a49fa76c04c0e79 100644
--- a/src/gpu/gl/GrGLUtil.h
+++ b/src/gpu/gl/GrGLUtil.h
@@ -81,6 +81,12 @@ enum GrGLDriver {
         GR_GL_CALL(gl, GetFramebufferAttachmentParameteriv(t, a, pname, p));   \
     } while (0)
 
+#define GR_GL_GetNamedFramebufferAttachmentParameteriv(gl, fb, a, pname, p)          \

[bsalomon, 2015/12/15 20:03:47]

and this?

[robertphillips, 2015/12/15 20:13:24]

Same as the other one (GR_GL_FRAMEBUFFER_DEFAULT). Not necessary but it might be
nice to have around (if we ever want to actually call
GetNamedFramebufferAttachmentParameteriv).

+    do {                                                                             \
+        *(p) = GR_GL_INIT_ZERO;                                                      \
+        GR_GL_CALL(gl, GetNamedFramebufferAttachmentParameteriv(fb, a, pname, p));   \
+    } while (0)
+
 #define GR_GL_GetRenderbufferParameteriv(gl, t, pname, p)                      \
     do {                                                                       \
         *(p) = GR_GL_INIT_ZERO;                                                \