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/TestingGuide.html b/docs/TestingGuide.html
index 3d6aa92..12b29c9 100644
--- a/docs/TestingGuide.html
+++ b/docs/TestingGuide.html
@@ -55,7 +55,7 @@
 <h2><a name="overview">Overview</a></h2>
 <!--=========================================================================-->
 
-<div class="doc_text">
+<div>
 
 <p>This document is the reference manual for the LLVM testing infrastructure. It
 documents the structure of the LLVM testing infrastructure, the tools needed to
@@ -67,7 +67,7 @@
 <h2><a name="requirements">Requirements</a></h2>
 <!--=========================================================================-->
 
-<div class="doc_text">
+<div>
 
 <p>In order to use the LLVM testing infrastructure, you will need all of the
 software required to build LLVM, as well
@@ -79,7 +79,7 @@
 <h2><a name="org">LLVM testing infrastructure organization</a></h2>
 <!--=========================================================================-->
 
-<div class="doc_text">
+<div>
 
 <p>The LLVM testing infrastructure contains two major categories of tests:
 regression tests and whole programs. The regression tests are contained inside
@@ -89,13 +89,11 @@
 in subversion.
 </p>
 
-</div>
-
 <!-- _______________________________________________________________________ -->
 <h3><a name="regressiontests">Regression tests</a></h3>
 <!-- _______________________________________________________________________ -->
 
-<div class="doc_text">
+<div>
 
 <p>The regression tests are small pieces of code that test a specific feature of
 LLVM or trigger a specific bug in LLVM.  They are usually written in LLVM
@@ -122,7 +120,7 @@
 <h3><a name="testsuite">Test suite</a></h3>
 <!-- _______________________________________________________________________ -->
 
-<div class="doc_text">
+<div>
 
 <p>The test suite contains whole programs, which are pieces of
 code which can be compiled and linked into a stand-alone program that can be
@@ -147,7 +145,7 @@
 <h3><a name="debuginfotests">Debugging Information tests</a></h3>
 <!-- _______________________________________________________________________ -->
 
-<div class="doc_text">
+<div>
 
 <p>The test suite contains tests to check quality of debugging information.
 The test are written in C based languages or in LLVM assembly language. </p>
@@ -159,11 +157,13 @@
 
 </div>
 
+</div>
+
 <!--=========================================================================-->
 <h2><a name="quick">Quick start</a></h2>
 <!--=========================================================================-->
 
-<div class="doc_text">
+<div>
 
   <p>The tests are located in two separate Subversion modules. The regressions
   tests are in the main "llvm" module under the directory
@@ -179,6 +179,7 @@
 
 <!-- _______________________________________________________________________ -->
 <h3><a name="quickregressiontests">Regression tests</a></h3>
+<div>
 <!-- _______________________________________________________________________ -->
 <p>To run all of the LLVM regression tests, use master Makefile in
  the <tt>llvm/test</tt> directory:</p>
@@ -238,10 +239,14 @@
 <p>For more information on using the 'lit' tool, see 'llvm-lit --help' or the
 'lit' man page.</p>
 
+</div>
+
 <!-- _______________________________________________________________________ -->
 <h3><a name="quicktestsuite">Test suite</a></h3>
 <!-- _______________________________________________________________________ -->
 
+<div>
+
 <p>To run the comprehensive test suite (tests that compile and execute whole 
 programs), first checkout and setup the <tt>test-suite</tt> module:</p>
 
@@ -292,8 +297,9 @@
 
 <!-- _______________________________________________________________________ -->
 <h3><a name="quickdebuginfotests">Debugging Information tests</a></h3>
+<div>
 <!-- _______________________________________________________________________ -->
-<div class="doc_text">
+<div>
 
 <p> To run debugging information tests simply checkout the tests inside
 clang/test directory. </p>
@@ -309,10 +315,14 @@
 
 </div>
 
+</div>
+
+</div>
+
 <!--=========================================================================-->
 <h2><a name="rtstructure">Regression test structure</a></h2>
 <!--=========================================================================-->
-<div class="doc_text">
+<div>
   <p>The LLVM regression tests are driven by 'lit' and are located in
   the <tt>llvm/test</tt> directory.
 
@@ -334,12 +344,10 @@
     <li><tt>Verifier</tt>: tests the IR verifier.</li>
   </ul>
 
-</div>
-
 <!-- _______________________________________________________________________ -->
 <h3><a name="rtcustom">Writing new regression tests</a></h3>
 <!-- _______________________________________________________________________ -->
-<div class="doc_text">
+<div>
   <p>The regression test structure is very simple, but does require some
   information to be set. This information is gathered via <tt>configure</tt> and
   is written to a file, <tt>lit.site.cfg</tt>
@@ -494,7 +502,7 @@
 <h3><a name="FileCheck">The FileCheck utility</a></h3>
 <!-- _______________________________________________________________________ -->
 
-<div class="doc_text">
+<div>
 
 <p>A powerful feature of the RUN: lines is that it allows any arbitrary commands
    to be executed as part of the test harness.  While standard (portable) unix
@@ -560,14 +568,12 @@
 that would not count: "grep subl" matches if subl exists anywhere in the
 file.</p>
 
-</div>
-
 <!-- _______________________________________________________________________ -->
 <h4>
   <a name="FileCheck-check-prefix">The FileCheck -check-prefix option</a>
 </h4>
 
-<div class="doc_text">
+<div>
 
 <p>The FileCheck -check-prefix option allows multiple test configurations to be
 driven from one .ll file.  This is useful in many circumstances, for example,
@@ -602,7 +608,7 @@
   <a name="FileCheck-CHECK-NEXT">The "CHECK-NEXT:" directive</a>
 </h4>
 
-<div class="doc_text">
+<div>
 
 <p>Sometimes you want to match lines and would like to verify that matches
 happen on exactly consecutive lines with no other lines in between them.  In
@@ -643,7 +649,7 @@
   <a name="FileCheck-CHECK-NOT">The "CHECK-NOT:" directive</a>
 </h4>
 
-<div class="doc_text">
+<div>
 
 <p>The CHECK-NOT: directive is used to verify that a string doesn't occur
 between two matches (or the first match and the beginning of the file).  For
@@ -674,7 +680,7 @@
   <a name="FileCheck-Matching">FileCheck Pattern Matching Syntax</a>
 </h4>
 
-<div class="doc_text">
+<div>
 
 <p>The CHECK: and CHECK-NOT: directives both take a pattern to match.  For most
 uses of FileCheck, fixed string matching is perfectly sufficient.  For some
@@ -707,7 +713,7 @@
   <a name="FileCheck-Variables">FileCheck Variables</a>
 </h4>
 
-<div class="doc_text">
+<div>
 
 <p>It is often useful to match a pattern and then verify that it occurs again
 later in the file.  For codegen tests, this can be useful to allow any register,
@@ -742,10 +748,12 @@
 
 </div>
 
+</div>
+
 <!-- _______________________________________________________________________ -->
 <h3><a name="rtvars">Variables and substitutions</a></h3>
 <!-- _______________________________________________________________________ -->
-<div class="doc_text">
+<div>
   <p>With a RUN line there are a number of substitutions that are permitted. In
   general, any Tcl variable that is available in the <tt>substitute</tt> 
   function (in <tt>test/lib/llvm.exp</tt>) can be substituted into a RUN line.
@@ -840,7 +848,7 @@
 <!-- _______________________________________________________________________ -->
 <h3><a name="rtfeatures">Other Features</a></h3>
 <!-- _______________________________________________________________________ -->
-<div class="doc_text">
+<div>
   <p>To make RUN line writing easier, there are several shell scripts located
   in the <tt>llvm/test/Scripts</tt> directory. This directory is in the PATH
   when running tests, so you can just call these scripts using their name. For
@@ -895,11 +903,13 @@
 
 </div>
 
+</div>
+
 <!--=========================================================================-->
 <h2><a name="testsuitestructure">Test suite Structure</a></h2>
 <!--=========================================================================-->
 
-<div class="doc_text">
+<div>
 
 <p>The <tt>test-suite</tt> module contains a number of programs that can be compiled 
 with LLVM and executed. These programs are compiled using the native compiler
@@ -967,7 +977,7 @@
 <h2><a name="testsuiterun">Running the test suite</a></h2>
 <!--=========================================================================-->
 
-<div class="doc_text">
+<div>
 
 <p>First, all tests are executed within the LLVM object directory tree.  They
 <i>are not</i> executed inside of the LLVM source tree. This is because the
@@ -1022,15 +1032,13 @@
 have the suite checked out and configured, you don't need to do it again (unless
 the test code or configure script changes).</p>
 
-</div>
-
 <!-- _______________________________________________________________________ -->
 <h3>
   <a name="testsuiteexternal">Configuring External Tests</a>
 </h3>
 <!-- _______________________________________________________________________ -->
 
-<div class="doc_text">
+<div>
 <p>In order to run the External tests in the <tt>test-suite</tt>
   module, you must specify <i>--with-externals</i>.  This
   must be done during the <em>re-configuration</em> step (see above),
@@ -1062,7 +1070,7 @@
   <a name="testsuitetests">Running different tests</a>
 </h3>
 <!-- _______________________________________________________________________ -->
-<div class="doc_text">
+<div>
 <p>In addition to the regular "whole program" tests, the <tt>test-suite</tt>
 module also provides a mechanism for compiling the programs in different ways.
 If the variable TEST is defined on the <tt>gmake</tt> command line, the test system will
@@ -1086,7 +1094,7 @@
   <a name="testsuiteoutput">Generating test output</a>
 </h3>
 <!-- _______________________________________________________________________ -->
-<div class="doc_text">
+<div>
   <p>There are a number of ways to run the tests and generate output. The most
   simple one is simply running <tt>gmake</tt> with no arguments. This will
   compile and run all programs in the tree using a number of different methods
@@ -1119,7 +1127,7 @@
 </h3>
 <!-- _______________________________________________________________________ -->
 
-<div class="doc_text">
+<div>
 
 <p>Assuming you can run the test suite, (e.g. "<tt>gmake TEST=nightly report</tt>"
 should work), it is really easy to run optimizations or code generator
@@ -1185,6 +1193,8 @@
 
 </div>
 
+</div>
+
 <!-- *********************************************************************** -->
 
 <hr>