Refactor ProfileInfoCacheObserver interface and usage thereof.

chrome/browser/background/background_mode_manager.cc

Index: chrome/browser/background/background_mode_manager.cc
===================================================================
--- chrome/browser/background/background_mode_manager.cc	(revision 115334)
+++ chrome/browser/background/background_mode_manager.cc	(working copy)
@@ -17,6 +17,7 @@
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_info_cache.h"
+#include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/status_icons/status_icon.h"
 #include "chrome/browser/status_icons/status_tray.h"
 #include "chrome/browser/ui/browser_list.h"
@@ -386,10 +387,12 @@
 
 ///////////////////////////////////////////////////////////////////////////////
 //  BackgroundModeManager, ProfileInfoCacheObserver overrides
-void BackgroundModeManager::OnProfileAdded(const string16& profile_name,
-                                           const string16& profile_base_dir,
-                                           const FilePath& profile_path,
-                                           const gfx::Image* avatar_image) {
+void BackgroundModeManager::OnProfileAdded(const FilePath& profile_path,
+                                           const string16& profile_base_dir) {
+  ProfileInfoCache& cache =
+      g_browser_process->profile_manager()->GetProfileInfoCache();
+  string16 profile_name = cache.GetNameOfProfileAtIndex(
+      cache.GetIndexOfProfileWithPath(profile_path));
   // At this point, the profile should be registered with the background mode
   // manager, but when it's actually added to the cache is when its name is
   // set so we need up to update that with the background_mode_data.
@@ -435,10 +438,8 @@
 }
 
 void BackgroundModeManager::OnProfileAvatarChanged(
-    const string16& profile_name,
-    const string16& profile_base_dir,
     const FilePath& profile_path,
-    const gfx::Image* avatar_image) {
+    const string16& profile_base_dir) {
 
 }
 ///////////////////////////////////////////////////////////////////////////////