Site Settings Desktop: Support adding exceptions for incognito mode.

chrome/browser/resources/settings/site_settings/add_site_dialog.html

Index: chrome/browser/resources/settings/site_settings/add_site_dialog.html
diff --git a/chrome/browser/resources/settings/site_settings/add_site_dialog.html b/chrome/browser/resources/settings/site_settings/add_site_dialog.html
index ecc4b983f737259a8472608b1994ed73cd7673f6..3828943bf706a3ca5c7c1a2c28a46bc15309826c 100644
--- a/chrome/browser/resources/settings/site_settings/add_site_dialog.html
+++ b/chrome/browser/resources/settings/site_settings/add_site_dialog.html
@@ -1,5 +1,6 @@
 <link rel="import" href="chrome://resources/cr_elements/cr_dialog/cr_dialog.html">
 <link rel="import" href="chrome://resources/html/polymer.html">
+<link rel="import" href="chrome://resources/html/web_ui_listener_behavior.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-a11y-keys/iron-a11y-keys.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-button/paper-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-input/paper-input.html">
@@ -10,7 +11,12 @@
 
 <dom-module id="add-site-dialog">
   <template>
-    <style include="settings-shared"></style>
+    <style include="settings-shared">
+      #incognito {
+        margin-bottom: 2px;
+        margin-top: 15px;
+      }
+    </style>
     <dialog is="cr-dialog" id="dialog">
       <div class="title">$i18n{addSiteHeader}</div>
       <div class="body">
@@ -19,6 +25,9 @@
             on-keys-pressed="onSubmit_"></iron-a11y-keys>
         <paper-input type="text" id="site" autofocus
             value="{{site_}}" on-input="validate_"></paper-input>
+        <paper-checkbox id="incognito">
+          $i18n{incognitoSiteOnly}
+        </paper-checkbox>
       </div>
       <div class="button-container">
         <paper-button class="cancel-button" on-tap="onCancelTap_">