Add settings UI for managing defaults

chrome/browser/resources/options2/content_settings.html

Index: chrome/browser/resources/options2/content_settings.html
diff --git a/chrome/browser/resources/options2/content_settings.html b/chrome/browser/resources/options2/content_settings.html
index 54c50042e1e3f2e48361460b2e83b62101177649..910e9bca85bf443a2735a4a3138146150bde4d6b 100644
--- a/chrome/browser/resources/options2/content_settings.html
+++ b/chrome/browser/resources/options2/content_settings.html
@@ -249,16 +249,23 @@
       </div>
     </section>
     <!-- Intent registration filter -->
+
     <section>
-      <h3 i18n-content="webIntentsTabLabel" class="content-settings-header">
-      </h3>
-      <div class="checkbox">
-        <label>
-          <input pref="webintents.enabled" type="checkbox">
-          <span i18n-content="allowWebIntents"></span>
-        </label>
+      <h3 i18n-content="web_intents_tab_label"

[csilv, 2012/08/09 18:18:04]

Although this rule isn't followed consistently, we prefer camelCase for
i18n-content tags
(http://dev.chromium.org/developers/web-development-style-guide).  Let's follow
the rule, someday one of us will do a global fix for the others.

+          class="content-settings-header"></h3>
+      <div>
+        <div class="checkbox">
+          <label>
+            <input pref="webintents.enabled" type="checkbox">
+            <span i18n-content="web_intents_enabled"></span>
+          </label>
+        </div>
+        <button id="manage-web-intents-defaults-button"
+            contentType="intents"
+            i18n-content="web_intents_defaults_button_title"></button>
       </div>
     </section>
+
     <!-- Pepper Flash camera and microphone filter -->
     <section id="pepper-flash-cameramic-section" class="pepper-flash-settings">
       <h3 i18n-content="pepperFlashCameramicTabLabel"></h3>