Bug 873944 - Remove unecessarily callers to nsView::Invalidate. r=roc

docshell/base/nsDocShell.cpp

@@ -7890,17 +7890,6 @@ nsDocShell::RestoreFromHistory()
     // Restart plugins, and paint the content.
     if (shell) {
         shell->Thaw();
-
-        newVM = shell->GetViewManager();
-        if (newVM) {
-            // When we insert the root view above the resulting invalidate is
-            // dropped because painting is suppressed in the presshell until we
-            // call Thaw. So we issue the invalidate here.
-            newRootView = newVM->GetRootView();
-            if (newRootView) {
-                newVM->InvalidateView(newRootView);
-            }
-        }
     }
 
     return privWin->FireDelayedDOMEvents();