PART1: Initiated the SignedSettings refactoring.

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 851022756648df3bd84c966399f91b2c19c63914..72fa56efac5b7878379d4bcda27d80c00f4f6828 100644
--- a/chrome/browser/profiles/profile_impl.cc
+++ b/chrome/browser/profiles/profile_impl.cc
@@ -220,6 +220,47 @@ FilePath GetMediaCachePath(const FilePath& base) {
   return base.Append(chrome::kMediaCacheDirname);
 }
 
+void DoInstallDefaultAppsOnUIThread(const FilePath& profile_path,

[pastarmovj, 2011/10/05 09:47:16]

Sorry this has crept in from the rebase not part of this commit at all.

+                                    const std::list<FilePath>& crx_path_list) {
+  Profile* profile =
+      g_browser_process->profile_manager()->GetProfileByPath(profile_path);
+  if (profile) {
+    ExtensionService* extension_service = profile->GetExtensionService();
+    for (std::list<FilePath>::const_iterator iter = crx_path_list.begin();
+         iter != crx_path_list.end(); ++iter) {
+      scoped_refptr<CrxInstaller> crx_installer =
+          extension_service->MakeCrxInstaller(NULL);
+      crx_installer->set_allow_silent_install(true);
+      crx_installer->set_delete_source(false);
+      crx_installer->set_install_cause(extension_misc::INSTALL_CAUSE_UPDATE);
+      crx_installer->InstallCrx(*iter);
+    }
+  }
+}
+
+void InstallDefaultApps(const FilePath& profile_path) {
+  FilePath apps_dir;
+  FilePath file;
+  std::list<FilePath> crx_path_list;
+
+  if (PathService::Get(chrome::DIR_DEFAULT_APPS, &apps_dir)) {
+    file_util::FileEnumerator file_enumerator(apps_dir, false,
+        file_util::FileEnumerator::FILES);
+    while (!(file = file_enumerator.Next()).value().empty()) {
+      if (LowerCaseEqualsASCII(file.Extension(), ".crx"))
+        crx_path_list.push_back(file);
+    }
+  }
+  // No need to post the task if nothing was there to install.
+  if (!crx_path_list.size())
+    return;
+
+  // Finish the install on the UI thread.
+  BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
+                          base::Bind(&DoInstallDefaultAppsOnUIThread,
+                                     profile_path, crx_path_list));
+}
+
 // Simple task to log the size of the current profile.
 class ProfileSizeTask : public Task {
  public: