Remove .html extension from links

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

 <p class="caution">
 <b>Important:</b>
 This API works <b>only on Chrome OS</b>.
 </p>
 
 <p>
 The Chrome OS file browser comes up when
 the user either presses Ctrl+M
 or connects an external storage device,
 such as an SD card, USB key, external drive, or digital camera.
@@ skipping 14 matching lines @@
 <p>
 <img src="{{static}}/images/filebrowserhandler.png"
   width="640" height="400" alt="file browser screenshot" />
 </p>
 
 
 <h2 id="manifest">Manifest</h2>
 
 <p>
 You must declare the "fileBrowserHandler" permission
-in the <a href="manifest.html">extension manifest</a>,
+in the <a href="manifest">extension manifest</a>,
 and you must use the "file_browser_handlers" field
 to register the extension as a handler of at least one file type.
 You should also provide a 16x16 icon
 to be displayed on the button.
 For example:
 </p>
 
 <pre data-filename="manifest.json">
 {
   "name": "My extension",
@@ skipping 15 matching lines @@
   "icons": { <b>"16"</b>: "icon16.png",
              "48": "icon48.png",
             "128": "icon128.png" },
   ...
 }
 </pre>
 
 <p class="note">
 <b>Note:</b>
 You can specify locale-specific strings for the value of "default_title".
-See <a href="i18n.html">Internationalization (i18n)</a> for details.
+See <a href="i18n">Internationalization (i18n)</a> for details.
 </p>
 
 <h2 id="code">Implementing a file browser handler</h2>
 
 <p>
 To use this API,
 you must implement a function that handles the <code>onExecute</code> event
 of <code>chrome.fileBrowserHandler</code>.
 Your function will be called whenever the user clicks the button
 that represents your file browser handler.
@@ skipping 53 matching lines @@
 Mention <code>filesystem:*.*</code>.
 </p>
 -->
 
 <!--
 <h2 id="examples">Examples</h2>
 
 <p>
 For examples of using this API, see ...
 For other examples and for help in viewing the source code, see
-<a href="samples.html">Samples</a>.
+<a href="samples">Samples</a>.
 </p>
 -->