[Md Feedback] Add initial content/strings to feedback-container element.

chrome/browser/resources/md_feedback/feedback.css

Index: chrome/browser/resources/md_feedback/feedback.css
diff --git a/chrome/browser/resources/options/chromeos/storage_manager.css b/chrome/browser/resources/md_feedback/feedback.css
similarity index 77%
copy from chrome/browser/resources/options/chromeos/storage_manager.css
copy to chrome/browser/resources/md_feedback/feedback.css
index e2d5c4590eef920b410ef071ac1d52fbecac85e4..41252bbffda112a01a014408aa47c73f27d94745 100644
--- a/chrome/browser/resources/options/chromeos/storage_manager.css
+++ b/chrome/browser/resources/md_feedback/feedback.css
@@ -2,6 +2,7 @@
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file. */
 
-#storageManagerPage {
-  min-width: 292px;
-}
+body {
+  font-family: Roboto;

[Dan Beam, 2016/06/08 00:29:51]

can you use text_defaults_md.css instead?

[apacible, 2016/06/09 18:41:04]

Done.

+  font-size: 1em;
+}