Set html height to 100%

File manager root node should ocupy entire container.

BUG=138828
TEST=manual,open print preview in ChromeOS file manager


Review URL: https://chromiumcodereview.appspot.com/10829138

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@149827 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/resources/file_manager/css/file_manager.css

@@ -2,6 +2,10 @@
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file. */
 
+html {
+  height: 100%;
+}
+
 html.col-resize * {
   cursor: col-resize !important;
 }