Update the web store promo to be clearer and configurable at run-time.

chrome/browser/prefs/browser_prefs.cc

Index: chrome/browser/prefs/browser_prefs.cc
diff --git a/chrome/browser/prefs/browser_prefs.cc b/chrome/browser/prefs/browser_prefs.cc
index 68f7dab643768746b287929d1ab52de257f2d72b..2a889647d4d476911300c84bf7e53cd7b6378d7c 100644
--- a/chrome/browser/prefs/browser_prefs.cc
+++ b/chrome/browser/prefs/browser_prefs.cc
@@ -15,6 +15,7 @@
 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
 #include "chrome/browser/debugger/devtools_manager.h"
 #include "chrome/browser/download/download_prefs.h"
+#include "chrome/browser/extensions/apps_promo.h"
 #include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/extensions/extension_web_ui.h"
 #include "chrome/browser/extensions/extensions_ui.h"
@@ -53,6 +54,7 @@
 #include "chrome/browser/ui/webui/new_tab_ui.h"
 #include "chrome/browser/ui/webui/plugins_ui.h"
 #include "chrome/browser/upgrade_detector.h"
+#include "chrome/browser/web_resource/promo_resource_service.h"
 #include "chrome/common/pref_names.h"
 #include "content/browser/host_zoom_map.h"
 
@@ -80,6 +82,7 @@ namespace browser {
 
 void RegisterLocalState(PrefService* local_state) {
   // Prefs in Local State
+  AppsPromo::RegisterPrefs(local_state);
   Browser::RegisterPrefs(local_state);
   FlagsUI::RegisterPrefs(local_state);
   WebCacheManager::RegisterPrefs(local_state);
@@ -89,6 +92,7 @@ void RegisterLocalState(PrefService* local_state) {
   KeywordEditorController::RegisterPrefs(local_state);
   MetricsLog::RegisterPrefs(local_state);
   MetricsService::RegisterPrefs(local_state);
+  PromoResourceService::RegisterPrefs(local_state);
   SafeBrowsingService::RegisterPrefs(local_state);
   browser_shutdown::RegisterPrefs(local_state);
 #if defined(TOOLKIT_VIEWS)
@@ -115,6 +119,7 @@ void RegisterLocalState(PrefService* local_state) {
 
 void RegisterUserPrefs(PrefService* user_prefs) {
   // User prefs
+  AppsPromo::RegisterUserPrefs(user_prefs);
   AutofillManager::RegisterUserPrefs(user_prefs);
   SessionStartupPref::RegisterUserPrefs(user_prefs);
   Browser::RegisterUserPrefs(user_prefs);
@@ -129,6 +134,7 @@ void RegisterUserPrefs(PrefService* user_prefs) {
   NewTabUI::RegisterUserPrefs(user_prefs);
   PluginsUI::RegisterUserPrefs(user_prefs);
   ProfileImpl::RegisterUserPrefs(user_prefs);
+  PromoResourceService::RegisterUserPrefs(user_prefs);
   HostContentSettingsMap::RegisterUserPrefs(user_prefs);
   HostZoomMap::RegisterUserPrefs(user_prefs);
   DevToolsManager::RegisterUserPrefs(user_prefs);