TabManager should be defined in all cases, so we no longer
need to defensively check whether or not it is null.

BUG=630645

Review-Url: https://codereview.chromium.org/2245203002
Cr-Commit-Position: refs/heads/master@{#412323}
diff --git a/chrome/browser/ui/browser.cc b/chrome/browser/ui/browser.cc
index 4a25e9dd..93b36dc 100644
--- a/chrome/browser/ui/browser.cc
+++ b/chrome/browser/ui/browser.cc
@@ -1048,8 +1048,7 @@
   // Discarded tabs always get reloaded.
   // TODO(georgesak): Validate the usefulness of this. And if needed then move
   // to TabManager.
-  if (g_browser_process->GetTabManager() &&
-      g_browser_process->GetTabManager()->IsTabDiscarded(new_contents))
+  if (g_browser_process->GetTabManager()->IsTabDiscarded(new_contents))
     chrome::Reload(this, CURRENT_TAB);
 
   // If we have any update pending, do it now.