Support error handling for Surface readbacks

content/browser/devtools/protocol/color_picker.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/devtools/protocol/color_picker.h"
 
 #include "base/bind.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 #include "content/common/cursors/webcursor.h"
@@ skipping 77 matching lines @@
                  weak_factory_.GetWeakPtr()),
       kN32_SkColorType);
 }
 
 void ColorPicker::ResetFrame() {
   frame_.reset();
   last_cursor_x_ = -1;
   last_cursor_y_ = -1;
 }
 
-void ColorPicker::FrameUpdated(bool succeeded, const SkBitmap& bitmap) {
+void ColorPicker::FrameUpdated(const SkBitmap& bitmap,
+                               ReadbackResponse response) {
   if (!enabled_)
     return;
 
-  if (succeeded) {
+  if (response == READBACK_SUCCESS) {
     frame_ = bitmap;
     UpdateCursor();
   }
 }
 
 bool ColorPicker::HandleMouseEvent(const blink::WebMouseEvent& event) {
   last_cursor_x_ = event.x;
   last_cursor_y_ = event.y;
   if (frame_.drawsNothing())
     return true;
@@ skipping 143 matching lines @@
 #endif
 
   cursor.InitFromCursorInfo(cursor_info);
   DCHECK(host_);
   host_->SetCursor(cursor);
 }
 
 }  // namespace page
 }  // namespace devtools
 }  // namespace content