Support color chooser inside extesions, apps, chrome frame, dev tool

chrome/browser/ui/color_chooser.cc

+// Copyright 2013 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 "chrome/browser/ui/color_chooser.h"
+
+#include "content/public/browser/web_contents.h"
+
+ColorChooser* ColorChooser::current_color_chooser_ = NULL;
+
+ColorChooser::ColorChooser(content::WebContents* web_contents)
+    : web_contents_(web_contents) {
+  DCHECK(!current_color_chooser_);
+  current_color_chooser_ = this;
+}
+
+ColorChooser::~ColorChooser() {
+  DCHECK(current_color_chooser_ != this);
+}
+
+void ColorChooser::DidChooseColor(SkColor color) {
+  if (web_contents_)
+    web_contents_->DidChooseColorInColorChooser(color);
+}
+
+void ColorChooser::DidEndColorChooser() {
+  current_color_chooser_ = NULL;
+  if (web_contents_)
+    web_contents_->DidEndColorChooser();
+}