Fix broken links on download page.

BUG=none
R=
TEST=none
NOTRY=true
(documentation only change)

Review URL: https://codereview.chromium.org/587773002

Cr-Commit-Position: refs/heads/master@{#295752}

native_client_sdk/doc_generated/sdk/download.html

@@ -217,9 +217,9 @@ $ ./naclsdk help
 information about the SDK and new bundles.</li>
 <li>If you&#8217;re just starting with Native Client, we recommend reading the
 <a class="reference external" href="../overview">Technical Overview</a> and walking through the
-<a class="reference external" href="/devguide/tutorial/tutorial-part1">Getting Started Tutorial</a>.</li>
+<a class="reference external" href="devguide/tutorial/tutorial-part1">Getting Started Tutorial</a>.</li>
 <li>If you&#8217;d rather dive into information about the toolchains, see
-<a class="reference external" href="/devguide/devcycle/building">Building Native Client Modules</a>.</li>
+<a class="reference external" href="devguide/devcycle/building">Building Native Client Modules</a>.</li>
 </ul>
 </section>
 

native_client_sdk/src/doc/sdk/download.rst

@@ -229,6 +229,6 @@ Help with the ``naclsdk`` utility
   information about the SDK and new bundles.
 * If you're just starting with Native Client, we recommend reading the 
   `Technical Overview <../overview>`_ and walking through the
-  `Getting Started Tutorial </devguide/tutorial/tutorial-part1>`_.
+  `Getting Started Tutorial <devguide/tutorial/tutorial-part1>`_.
 * If you'd rather dive into information about the toolchains, see
-  `Building Native Client Modules </devguide/devcycle/building>`_.
+  `Building Native Client Modules <devguide/devcycle/building>`_.