Add cr-checkbox to Chrome

ui/webui/resources/cr_elements/cr_checkbox/cr_checkbox.css

Index: ui/webui/resources/cr_elements/cr_checkbox/cr_checkbox.css
diff --git a/ui/webui/resources/cr_elements/cr_checkbox/cr_checkbox.css b/ui/webui/resources/cr_elements/cr_checkbox/cr_checkbox.css
new file mode 100644
index 0000000000000000000000000000000000000000..94e9c52d3466464cec69be44fcc47bc1e007c0e0
--- /dev/null
+++ b/ui/webui/resources/cr_elements/cr_checkbox/cr_checkbox.css
@@ -0,0 +1,15 @@
+/* Copyright 2015 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. */
+
+:host {
+  display: inline-block;
+}
+
+paper-checkbox::shadow #ink[checked] {

[Dan Beam, 2015/02/13 21:56:49]

#ink == text/borders?

[Oren Blasberg, 2015/02/17 18:23:38]

I ended up removing this because now that I've updated the element to 0.5.4, the
default colors are already correct (teal)

+  color: rgb(0, 150, 136);
+}
+
+paper-checkbox::shadow #checkbox.checked {
+  border-color: rgb(0, 150, 136);
+}