Refactoring of SessionService to get componentized.

chrome/browser/sessions/session_restore.cc

Index: chrome/browser/sessions/session_restore.cc
diff --git a/chrome/browser/sessions/session_restore.cc b/chrome/browser/sessions/session_restore.cc
index f7f5a1eefff4feb3f8912d4ad044e0430bca4f16..f358c7d9f69fd826f62d9fc2978d9d7a95fe1a8e 100644
--- a/chrome/browser/sessions/session_restore.cc
+++ b/chrome/browser/sessions/session_restore.cc
@@ -602,7 +602,7 @@ class SessionRestoreImpl : public content::NotificationObserver {
     for (std::vector<const SessionWindow*>::const_iterator i = begin;
          i != end; ++i) {
       Browser* browser = CreateRestoredBrowser(
-          static_cast<Browser::Type>((*i)->type),
+          SessionService::BrowserTypeForWindowType((*i)->type),
           (*i)->bounds,
           (*i)->show_state,
           (*i)->app_name);
@@ -846,9 +846,9 @@ class SessionRestoreImpl : public content::NotificationObserver {
     for (std::vector<SessionWindow*>::iterator i = windows->begin();
          i != windows->end(); ++i) {
       Browser* browser = NULL;
-      if (!has_tabbed_browser && (*i)->type == Browser::TYPE_TABBED)
+      if (!has_tabbed_browser && (*i)->type == SessionWindow::TYPE_TABBED)
         has_tabbed_browser = true;
-      if (i == windows->begin() && (*i)->type == Browser::TYPE_TABBED &&
+      if (i == windows->begin() && (*i)->type == SessionWindow::TYPE_TABBED &&
           browser_ && browser_->is_type_tabbed() &&
           !browser_->profile()->IsOffTheRecord()) {
         // The first set of tabs is added to the existing browser.
@@ -865,7 +865,7 @@ class SessionRestoreImpl : public content::NotificationObserver {
           has_visible_browser = true;
         }
         browser = CreateRestoredBrowser(
-            static_cast<Browser::Type>((*i)->type),
+            SessionService::BrowserTypeForWindowType((*i)->type),
             (*i)->bounds,
             show_state,
             (*i)->app_name);
@@ -874,14 +874,14 @@ class SessionRestoreImpl : public content::NotificationObserver {
             "SessionRestore-CreateRestoredBrowser-End", false);
 #endif
       }
-      if ((*i)->type == Browser::TYPE_TABBED)
+      if ((*i)->type == SessionWindow::TYPE_TABBED)
         last_browser = browser;
       WebContents* active_tab =
           browser->tab_strip_model()->GetActiveWebContents();
       int initial_tab_count = browser->tab_strip_model()->count();
       bool close_active_tab = clobber_existing_tab_ &&
                               i == windows->begin() &&
-                              (*i)->type == Browser::TYPE_TABBED &&
+                              (*i)->type == SessionWindow::TYPE_TABBED &&
                               active_tab && browser == browser_ &&
                               (*i)->tabs.size() > 0;
       if (close_active_tab)