Fix some spelling.

BUG=none
TBR=awong

Review URL: https://codereview.chromium.org/598453005

Cr-Commit-Position: refs/heads/master@{#296215}

styleguide/c++/c++11.html

@@ -361,7 +361,7 @@ Tip of the Week #54: Controlling Your Inheritance</a></td>
 <td><code>for (<i>type</i> <i>var</i> : <i>range</i>)</code></td>
 <td>Facilitates a more concise syntax for iterating over the elements
 of a container (or a range of iterators) in a <code>for</code> loop</td>
-<td>TODO: documentation link/a></td>
+<td>TODO: documentation link</td>
 <td></td>
 </tr>
 
@@ -370,7 +370,7 @@ of a container (or a range of iterators) in a <code>for</code> loop</td>
 <td><code>string <i>var</i>=R&quot;(<i>raw_string</i>)&quot;;</code></td>
 <td>Allows a string to be encoded without any escape
 sequences, easing parsing in regex expressions, for example</td>
-<td>TODO: documentation linkRaw String Literals</a></td>
+<td>TODO: documentation link</td>
 <td></td>
 </tr>
 
@@ -378,7 +378,7 @@ sequences, easing parsing in regex expressions, for example</td>
 <td>Rvalue References (and Move Semantics)</td>
 <td><code>T(T&amp;&amp; t)</code> and <code>T&amp; operator=(T&amp;&amp; t)</code></td>
 <td>Reference that only binds to a temporary object</td>
-<td>TODO: documentation linkstruction and assignment</a></td>
+<td>TODO: documentation link</td>
 <td></td>
 </tr>