docs: Introduce cascading style <div> and <p> continued on <h[2-5]>.

<h2>Section Example</h2>
<div> <!-- h2+div is applied -->
<p>Section preamble.</p>

<h3>Subsection Example</h3>
<p> <!-- h3+p is applied -->
Subsection body
</p>

<!-- End of section body -->
</div>

FIXME: Care H5 better.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130040 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/tutorial/OCamlLangImpl4.html b/docs/tutorial/OCamlLangImpl4.html
index e424045..fd2b5ad 100644
--- a/docs/tutorial/OCamlLangImpl4.html
+++ b/docs/tutorial/OCamlLangImpl4.html
@@ -40,7 +40,7 @@
 <h2><a name="intro">Chapter 4 Introduction</a></h2>
 <!-- *********************************************************************** -->
 
-<div class="doc_text">
+<div>
 
 <p>Welcome to Chapter 4 of the "<a href="index.html">Implementing a language
 with LLVM</a>" tutorial.  Chapters 1-3 described the implementation of a simple
@@ -55,7 +55,7 @@
 <h2><a name="trivialconstfold">Trivial Constant Folding</a></h2>
 <!-- *********************************************************************** -->
 
-<div class="doc_text">
+<div>
 
 <p><b>Note:</b> the default <tt>IRBuilder</tt> now always includes the constant 
 folding optimisations below.<p>
@@ -150,7 +150,7 @@
 <h2><a name="optimizerpasses">LLVM Optimization Passes</a></h2>
 <!-- *********************************************************************** -->
 
-<div class="doc_text">
+<div>
 
 <p>LLVM provides many optimization passes, which do many different sorts of
 things and have different tradeoffs.  Unlike other systems, LLVM doesn't hold
@@ -284,7 +284,7 @@
 <h2><a name="jit">Adding a JIT Compiler</a></h2>
 <!-- *********************************************************************** -->
 
-<div class="doc_text">
+<div>
 
 <p>Code that is available in LLVM IR can have a wide variety of tools
 applied to it.  For example, you can run optimizations on it (as we did above),
@@ -487,7 +487,7 @@
 <h2><a name="code">Full Code Listing</a></h2>
 <!-- *********************************************************************** -->
 
-<div class="doc_text">
+<div>
 
 <p>
 Here is the complete code listing for our running example, enhanced with the