Remove WebContents::Was{Hidden,Shown}() from the content public interface

chrome/browser/ui/browser_commands.cc

Index: chrome/browser/ui/browser_commands.cc
diff --git a/chrome/browser/ui/browser_commands.cc b/chrome/browser/ui/browser_commands.cc
index ff551e12b86ef59c226d6fce79a916aedca2e295..b8de0e38626db81b0e299152de97eca6a7bd7da4 100644
--- a/chrome/browser/ui/browser_commands.cc
+++ b/chrome/browser/ui/browser_commands.cc
@@ -188,8 +188,11 @@ WebContents* GetTabAndRevertIfNecessary(Browser* browser,
     case NEW_FOREGROUND_TAB:
     case NEW_BACKGROUND_TAB: {
       WebContents* new_tab = current_tab->Clone();
-      if (disposition == NEW_BACKGROUND_TAB)
-        new_tab->WasHidden();
+      if (disposition == NEW_BACKGROUND_TAB) {
+        // TODO(tapted): WebContents::Clone() should be able to take a value for
+        // CreateParams::initially_hidden. Currently, it always uses |false|.
+        new_tab->MarkBackgrounded();
+      }
       browser->tab_strip_model()->AddWebContents(
           new_tab, -1, ui::PAGE_TRANSITION_LINK,
           (disposition == NEW_FOREGROUND_TAB) ?