[uber page] Split up initialization of handlers from initialization of webui pages

chrome/browser/ui/webui/options2/chromeos/core_chromeos_options_handler2.cc

Index: chrome/browser/ui/webui/options2/chromeos/core_chromeos_options_handler2.cc
diff --git a/chrome/browser/ui/webui/options2/chromeos/core_chromeos_options_handler2.cc b/chrome/browser/ui/webui/options2/chromeos/core_chromeos_options_handler2.cc
index e45969cc5aa325ab9fc8a4609acfd4c706b8ecc9..3ce04aa56b153eb3d038864ca6f47a2d5ec12d9f 100644
--- a/chrome/browser/ui/webui/options2/chromeos/core_chromeos_options_handler2.cc
+++ b/chrome/browser/ui/webui/options2/chromeos/core_chromeos_options_handler2.cc
@@ -111,7 +111,7 @@ CoreChromeOSOptionsHandler::~CoreChromeOSOptionsHandler() {
                  pointer_factory_.GetWeakPtr()));
 }
 
-void CoreChromeOSOptionsHandler::Initialize() {
+void CoreChromeOSOptionsHandler::InitializeHandler() {
   proxy_prefs_.reset(PrefSetObserver::CreateProxyPrefSetObserver(
     Profile::FromWebUI(web_ui())->GetPrefs(), this));
   // Observe the chromeos::ProxyConfigServiceImpl for changes from the UI.
@@ -122,6 +122,11 @@ void CoreChromeOSOptionsHandler::Initialize() {
                  pointer_factory_.GetWeakPtr()));
 }
 
+void CoreChromeOSOptionsHandler::InitializePage() {
+  // NOTE: Don't remove this, we're intentionally ignoring the base class'
+  // implementation of InitializePage.
+}
+
 base::Value* CoreChromeOSOptionsHandler::FetchPref(
     const std::string& pref_name) {
   if (proxy_cros_settings_parser::IsProxyPref(pref_name)) {