[cros] Fix header bar button appearance on Login screen.

chrome/browser/resources/chromeos/login/header_bar.html

Index: chrome/browser/resources/chromeos/login/header_bar.html
diff --git a/chrome/browser/resources/chromeos/login/header_bar.html b/chrome/browser/resources/chromeos/login/header_bar.html
index 28bf22f993e16dc070344d6d53d551be7b48600d..7bdcdb9d796b23bd1bf77aa6d2c25cb34b3fb4d7 100644
--- a/chrome/browser/resources/chromeos/login/header_bar.html
+++ b/chrome/browser/resources/chromeos/login/header_bar.html
@@ -1,12 +1,12 @@
 <div id="login-header-bar" hidden>
   <div id="shutdown-header-bar-item">
-    <button id="shutdown-button" i18n-content="shutDown"></button>
+    <button id="shutdown-button" class="custom-appearance" i18n-content="shutDown"></button>

[Nikita (slow), 2011/11/22 12:53:03]

nit: 80 chars limit is defined for html too. Please format this file. Attributes
should not be aligned with other attributes but follow same 4 space indent
policy.

   </div>
   <div id="add-user-header-bar-item" class="header-bar-item" hidden>
-    <button id="add-user-button" i18n-content="addUser"></button>
-    <button id="cancel-add-user-button" i18n-content="cancel" hidden></button>
+    <button id="add-user-button" class="custom-appearance" i18n-content="addUser"></button>
+    <button id="cancel-add-user-button" class="custom-appearance" i18n-content="cancel" hidden></button>
   </div>
   <div id="sign-out-user-item" class="header-bar-item" hidden>
-    <button id="sign-out-user-button" i18n-content="signOutUser"></button>
+    <button id="sign-out-user-button" class="custom-appearance" i18n-content="signOutUser"></button>
   </div>
 </div>