Implement an initial extension settings API.

chrome/browser/profiles/profile_impl.cc

Index: chrome/browser/profiles/profile_impl.cc
diff --git a/chrome/browser/profiles/profile_impl.cc b/chrome/browser/profiles/profile_impl.cc
index fd72bb22ea9ed71e5a1b846a71b34263e516f0ab..756881edf7fc9f6c96459b4d27c4fa800f7d3257 100644
--- a/chrome/browser/profiles/profile_impl.cc
+++ b/chrome/browser/profiles/profile_impl.cc
@@ -35,6 +35,7 @@
 #include "chrome/browser/extensions/extension_pref_store.h"
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/extensions/extension_service.h"
+#include "chrome/browser/extensions/extension_settings.h"
 #include "chrome/browser/extensions/extension_special_storage_policy.h"
 #include "chrome/browser/extensions/user_script_master.h"
 #include "chrome/browser/favicon/favicon_service.h"
@@ -480,6 +481,7 @@ void ProfileImpl::InitExtensions(bool extensions_enabled) {
       CommandLine::ForCurrentProcess(),
       GetPath().AppendASCII(ExtensionService::kInstallDirectoryName),
       extension_prefs_.get(),
+      extension_settings_.get(),
       autoupdate_enabled,
       extensions_enabled));
 
@@ -892,6 +894,9 @@ void ProfileImpl::OnPrefsLoaded(bool success) {
       GetPath().AppendASCII(ExtensionService::kInstallDirectoryName),
       GetExtensionPrefValueMap()));
 
+  extension_settings_ = new ExtensionSettings(
+      GetPath().AppendASCII(ExtensionService::kSettingsDirectoryName));
+
   ProfileDependencyManager::GetInstance()->CreateProfileServices(this, false);
 
   DCHECK(!net_pref_observer_.get());