Implements hanging property for text-indent from CSS3

LayoutTests/fast/css3-text/css3-text-indent/text-indent-each-line-hanging.html

Index: LayoutTests/fast/css3-text/css3-text-indent/text-indent-each-line-hanging.html
diff --git a/LayoutTests/fast/css3-text/css3-text-indent/text-indent-each-line.html b/LayoutTests/fast/css3-text/css3-text-indent/text-indent-each-line-hanging.html
similarity index 52%
rename from LayoutTests/fast/css3-text/css3-text-indent/text-indent-each-line.html
rename to LayoutTests/fast/css3-text/css3-text-indent/text-indent-each-line-hanging.html
index 0e1b3aaa373533d4866986eb24b12cc0a974b1b9..1b6730ba375e22b7bd4a99062542444fd7775ebe 100644
--- a/LayoutTests/fast/css3-text/css3-text-indent/text-indent-each-line.html
+++ b/LayoutTests/fast/css3-text/css3-text-indent/text-indent-each-line-hanging.html
@@ -4,7 +4,9 @@
     <style>
     div { width:80px; font: 10px Ahem; background-color:lightgray; }
     .normal { text-indent: 4em; }
-    .eachline { width:80px; text-indent: 4em each-line; }
+    .eachline { text-indent: 4em each-line; }
+    .hanging { text-indent: 4em hanging; }
+    .eachlinehanging { text-indent: 4em each-line hanging; }
     .indent { color: blue; }
     </style>
 </head
@@ -16,7 +18,7 @@ all blue boxes should be right-aligned.
 
 <!-- normal text-indent -->
 <div class="normal">
-<span class="indent">xxxx</span><br>xxxx<br>xxxx
+<span class="indent">xxxx</span> xxxx<br>xxxx
 </div>
 <br>
 <!-- each-line with a soft wrap break -->
@@ -33,5 +35,25 @@ all blue boxes should be right-aligned.
 <div class="eachline">
 <span class="indent">xxxx</span> xxxx<br><span class="indent">xxxx</span>
 </div>
+<br>
+<!-- normal text-indent with hanging -->
+<div class="hanging">
+xxxx <span class="indent">xxxx</span><br><span class="indent">xxxx</span>
+</div>
+<br>
+<!-- each-line and hanging with a soft wrap break -->
+<div class="eachlinehanging">
+xxxx <span class="indent">xxxx</span> <span class="indent">xxxx</span>
+</div>
+<br>
+<!-- each-line and hanging with a forced line break -->
+<div class="eachlinehanging">
+xxxx<br>xxxx<br>xxxx
+</div>
+<br>
+<!-- each-line and hanging with a soft wrap break and a forced line break -->
+<div class="eachlinehanging">
+xxxx <span class="indent">xxxx</span><br>xxxx
+</div>
 </body>
 </html>