Added introductory tables to Chrome apps APIs.

chrome/common/extensions/docs/templates/intros/alarms.html

Index: chrome/common/extensions/docs/templates/intros/alarms.html
diff --git a/chrome/common/extensions/docs/templates/intros/alarms.html b/chrome/common/extensions/docs/templates/intros/alarms.html
index 36a41fb638b80c6db62324bc91103869eca7657b..f8bcb4ea73d76c3f99911ee84d94ec19fbbec3e7 100644
--- a/chrome/common/extensions/docs/templates/intros/alarms.html
+++ b/chrome/common/extensions/docs/templates/intros/alarms.html
@@ -1,5 +1,24 @@
-<p id="classSummary">
-Use the <code>chrome.alarms</code> module
-to schedule code to run periodically
-or at a specified time in the future.
-</p>
+<table class="intro">
+  <tr>
+    <th scope="col"></th>
+    <th scope="col"></th>
+  </tr>
+  <tr>
+    <td><strong>Description:</strong></td>
+    <td>Use the <code>chrome.alarms</code> module
+    to schedule code to run periodically
+    or at a specified time in the future.</td>
+  </tr>
+  <tr>
+    <td><strong>Availability:</strong></td>
+    <td>Google Chrome 22</td>
+  </tr>
+  <tr>
+    <td><strong>Permissions:</strong></td>
+    <td><code>"alarms"</code></td>
+  </tr>
+  <tr>
+    <td><strong>Learn more:</strong></td>
+    <td><a href="event_pages.html">Event Pages</a></td>
+  </tr>
+</table>