[WebUI] Fix rest of CSS style nits in misc. dirs so I can turn on CSS checker.

chrome/browser/resources/dialog.css

Index: chrome/browser/resources/dialog.css
diff --git a/chrome/browser/resources/dialog.css b/chrome/browser/resources/dialog.css
index f51ae437749faba8a5178924fd4c67274945a48c..fd3fa4efdd9dcd87a41de9712c64a38ed03c6aad 100644
--- a/chrome/browser/resources/dialog.css
+++ b/chrome/browser/resources/dialog.css
@@ -1,7 +1,11 @@
+/* Copyright (c) 2012 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file. */
+
 /* TODO(derat): This should ideally be happening by default, but at least on
  * Chrome OS, focused input buttons in WebUI dialogs don't have any sort of
  * decoration.  Perhaps there's an issue with the dialog thinking that it
  * doesn't have the focus (with the page underneath instead having it). */
 input:focus {
-  outline: medium auto #507ad5;
+  outline: medium auto rgb(80, 122, 213);
 }