Make chrome.tabs.update's tabId parameter optional.

chrome/common/extensions/docs/tabs.html

Index: chrome/common/extensions/docs/tabs.html
diff --git a/chrome/common/extensions/docs/tabs.html b/chrome/common/extensions/docs/tabs.html
index 8de82377b10b1dc5b3004442b0aebf3d08542c1b..29f570866d5f7807f316f10ed9248d39b102d003 100644
--- a/chrome/common/extensions/docs/tabs.html
+++ b/chrome/common/extensions/docs/tabs.html
@@ -5480,7 +5480,7 @@ For other examples and for help in viewing the source code, see
 
               <div class="summary"><span style="display: none; ">void</span>
                   <!-- Note: intentionally longer 80 columns -->
-                  <span>chrome.tabs.update</span>(<span class="null"><span style="display: none; ">, </span><span>integer</span>
+                  <span>chrome.tabs.update</span>(<span class="optional"><span style="display: none; ">, </span><span>integer</span>
                       <var><span>tabId</span></var></span><span class="null"><span>, </span><span>object</span>
                       <var><span>updateProperties</span></var></span><span class="optional"><span>, </span><span>function</span>
                       <var><span>callback</span></var></span>)</div>
@@ -5501,7 +5501,7 @@ For other examples and for help in viewing the source code, see
                 <!-- TYPE -->
                 <div style="display:inline">
                   (
-                    <span class="optional" style="display: none; ">optional</span>
+                    <span class="optional">optional</span>
                     <span class="enum" style="display: none; ">enumerated</span>
                     <span id="typeTemplate">
                       <span style="display: none; ">
@@ -5520,12 +5520,10 @@ For other examples and for help in viewing the source code, see
 
               </em>
           </dt>
-          <dd class="todo">
+          <dd class="todo" style="display: none; ">
             Undocumented.
           </dd>
-          <dd style="display: none; ">
-            Description of this parameter from the json schema.
-          </dd>
+          <dd>Defaults to the selected tab of the <a href="windows.html#current-window">current window</a>.</dd>
           <dd style="display: none; ">
             This parameter was added in version
             <b><span></span></b>.