Normalize chrome://foo/ trailing slashes, ChromeURLHostEquals comparison, RIP dead consts.

chrome/browser/ui/browser.cc

Index: chrome/browser/ui/browser.cc
diff --git a/chrome/browser/ui/browser.cc b/chrome/browser/ui/browser.cc
index f5f57fb5c44927d9f128f9aa7864e74f3e640a77..2d189340f8157e1cc5946947a2233d90f6f3b1d1 100644
--- a/chrome/browser/ui/browser.cc
+++ b/chrome/browser/ui/browser.cc
@@ -95,6 +95,7 @@
 #include "chrome/browser/ui/webui/active_downloads_ui.h"
 #include "chrome/browser/ui/webui/bug_report_ui.h"
 #include "chrome/browser/ui/webui/options/content_settings_handler.h"
+#include "chrome/browser/ui/webui/web_ui_util.h"
 #include "chrome/browser/ui/window_sizer.h"
 #include "chrome/browser/upgrade_detector.h"
 #include "chrome/browser/web_applications/web_app.h"
@@ -1600,8 +1601,8 @@ void Browser::ToggleFullscreenMode() {
 #if defined(OS_CHROMEOS)
 void Browser::Search() {
   // If the NTP is showing, close it.
-  if (StartsWithASCII(GetSelectedTabContents()->GetURL().spec(),
-                       chrome::kChromeUINewTabURL, true)) {
+  const GURL& url = GetSelectedTabContents()->GetURL();
+  if (web_ui_util::ChromeURLHostEquals(url, chrome::kChromeUINewTabHost)) {
     CloseTab();
     return;
   }