Dedupe code in SetIdleInstallInfo(), FinishIdleInstallInfo() and OnExtensionInstalled().

chrome/browser/extensions/extension_prefs.h

Index: chrome/browser/extensions/extension_prefs.h
diff --git a/chrome/browser/extensions/extension_prefs.h b/chrome/browser/extensions/extension_prefs.h
index 1908716e44575a068f75bf22b81ccabc3ba33ed8..4c570446922acfdc6b2f623ffa1f0b81e6ac3074 100644
--- a/chrome/browser/extensions/extension_prefs.h
+++ b/chrome/browser/extensions/extension_prefs.h
@@ -385,7 +385,8 @@ class ExtensionPrefs : public ContentSettingsStore::Observer,
   // We've downloaded an updated .crx file for the extension, but are waiting
   // for idle time to install it.
   void SetIdleInstallInfo(const Extension* extension,
-                          Extension::State initial_state);
+                          Extension::State initial_state,
+                          const syncer::StringOrdinal& page_ordinal);
 
   // Removes any idle install information we have for the given |extension_id|.
   // Returns true if there was info to remove; false otherwise.
@@ -607,6 +608,18 @@ class ExtensionPrefs : public ContentSettingsStore::Observer,
   void SetExtensionPrefFromVector(const char* pref,
                                   const ExtensionIdList& extension_ids);
 
+  void PopulateExtensionInfoPrefs(const Extension* extension,
+                                  const base::Time install_time,
+                                  Extension::State initial_state,
+                                  DictionaryValue* extension_dict);
+
+  void FinishExtensionInfoPrefs(
+      const std::string& extension_id,
+      const base::Time install_time,
+      bool needs_sort_ordinal,
+      const syncer::StringOrdinal& suggested_page_ordinal,
+      DictionaryValue* extension_dict);
+
   // The pref service specific to this set of extension prefs. Owned by profile.
   PrefService* prefs_;