Eliminate the LinkInfoBar[Delegate] classes entirely.

chrome/browser/automation/testing_automation_provider.cc

Index: chrome/browser/automation/testing_automation_provider.cc
diff --git a/chrome/browser/automation/testing_automation_provider.cc b/chrome/browser/automation/testing_automation_provider.cc
index 012fb4922c3121bcfa754f7a63a1ea36ffb120fb..0a31511703c701bdba839154ca467312c3d099a0 100644
--- a/chrome/browser/automation/testing_automation_provider.cc
+++ b/chrome/browser/automation/testing_automation_provider.cc
@@ -27,7 +27,6 @@
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/api/infobars/confirm_infobar_delegate.h"
 #include "chrome/browser/api/infobars/infobar_service.h"
-#include "chrome/browser/api/infobars/link_infobar_delegate.h"
 #include "chrome/browser/autocomplete/autocomplete_controller.h"
 #include "chrome/browser/autocomplete/autocomplete_match.h"
 #include "chrome/browser/autocomplete/autocomplete_result.h"
@@ -65,6 +64,7 @@
 #include "chrome/browser/history/top_sites.h"
 #include "chrome/browser/importer/importer_host.h"
 #include "chrome/browser/importer/importer_list.h"
+#include "chrome/browser/infobars/alternate_nav_infobar_delegate.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
 #include "chrome/browser/notifications/balloon.h"
 #include "chrome/browser/notifications/balloon_collection.h"
@@ -2163,10 +2163,12 @@ ListValue* TestingAutomationProvider::GetInfobarsInfo(WebContents* wc) {
         buttons_list->Append(button_label);
       }
       infobar_item->Set("buttons", buttons_list);
-    } else if (infobar->AsLinkInfoBarDelegate()) {
-      infobar_item->SetString("type", "link_infobar");
-      LinkInfoBarDelegate* link_infobar = infobar->AsLinkInfoBarDelegate();
-      infobar_item->SetString("link_text", link_infobar->GetLinkText());
+    } else if (infobar->AsAlternateNavInfoBarDelegate()) {

[Peter Kasting, 2013/01/04 01:09:07]

Who actually cares about the values this is setting?

It doesn't seem like any test is going to use them, so can't we just kill this
block entirely?

+      infobar_item->SetString("type", "alternate_nav_infobar");
+      AlternateNavInfoBarDelegate* alternate_nav_infobar =
+          infobar->AsAlternateNavInfoBarDelegate();
+      infobar_item->SetString("link_text",
+                              alternate_nav_infobar->GetLinkText());
     } else if (infobar->AsExtensionInfoBarDelegate()) {
       infobar_item->SetString("type", "extension_infobar");
     } else {