docs: Use <Hn> as Heading elements instead of <DIV class="doc_foo">.

H1 ... doc_title
H2 ... doc_section
H3 ... doc_subsection
H4 ... doc_subsubsection

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129736 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/DebuggingJITedCode.html b/docs/DebuggingJITedCode.html
index 5b174d7..f23fdf6 100644
--- a/docs/DebuggingJITedCode.html
+++ b/docs/DebuggingJITedCode.html
@@ -7,7 +7,7 @@
 </head>
 <body>
 
-<div class="doc_title">Debugging JITed Code With GDB</div>
+<h1>Debugging JITed Code With GDB</h1>
 <ol>
   <li><a href="#example">Example usage</a></li>
   <li><a href="#background">Background</a></li>
@@ -15,7 +15,7 @@
 <div class="doc_author">Written by Reid Kleckner</div>
 
 <!--=========================================================================-->
-<div class="doc_section"><a name="example">Example usage</a></div>
+<h2><a name="example">Example usage</a></h2>
 <!--=========================================================================-->
 <div class="doc_text">
 
@@ -96,7 +96,7 @@
 </div>
 
 <!--=========================================================================-->
-<div class="doc_section"><a name="background">Background</a></div>
+<h2><a name="background">Background</a></h2>
 <!--=========================================================================-->
 <div class="doc_text">