Added Header and Footer support using Skia

chrome/browser/resources/print_preview/print_preview.css

 html {
   height: 100%;
 }
 
 body {
   background: white;
   display: -webkit-box;
   height: 100%;
   margin: 0;
   overflow: hidden;
@@ skipping 328 matching lines @@
   content: url('./checkmark.png');
   height: 16px;
   left: 2px;
   position: absolute;
 }
 
 html[os=mac] input[type='checkbox']:checked::before {
   top: 2px;
 }
 
+html[os=mac] hr[id='options-horizontal-separator'] {

[dpapad, 2011/07/28 20:26:00]

Instead of hr[id='options-horizontal-separator'], I believe you can use
#options-horizontal-separator directly.

[Aayush Kumar, 2011/07/29 00:21:46]

Done.

+  display: none;
+}
+
+html[os=mac] div[id='options-option'] {

[dpapad, 2011/07/28 20:26:00]

Same here.

[Aayush Kumar, 2011/07/29 00:21:46]

Done.

+  display: none;
+}
+
 input[type='radio'] {
   -webkit-box-shadow: inset 0 1px 2px white,
                       0 1px 2px rgba(0, 0, 0, .2);
   -webkit-appearance: none;
   -webkit-margin-start: 0;
   -webkit-margin-end: 5px;
   -webkit-transition: border 500ms;
   background: -webkit-linear-gradient(#fafafa, #dcdcdc);
   border-radius: 100%;
   border: 1px solid #a0a0a0;
@@ skipping 410 matching lines @@
   margin-top: 10px;
 }
 
 input[disabled] + label {
   color: gray;
 }
 
 #error-action-area {
   margin-top: 10px;
 }