Remove TabContents from AddBlankTabAt, kill AddBlankTab.

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 47a4a1220f4dff350722d8a8af2b44a302298706..d5dc2b82a6a17db665ae0c77c8fed87a65521189 100644
--- a/chrome/browser/automation/testing_automation_provider.cc
+++ b/chrome/browser/automation/testing_automation_provider.cc
@@ -1126,10 +1126,10 @@ void TestingAutomationProvider::OpenNewBrowserWindowOfType(
     int type, bool show, IPC::Message* reply_message) {
   new BrowserOpenedNotificationObserver(this, reply_message, false);
   // We may have no current browser windows open so don't rely on
-  // asking an existing browser to execute the IDC_NEWWINDOW command
+  // asking an existing browser to execute the IDC_NEWWINDOW command.
   Browser* browser = new Browser(
       Browser::CreateParams(static_cast<Browser::Type>(type), profile_));
-  chrome::AddBlankTab(browser, true);
+  chrome::AddBlankTabAt(browser, -1, true);
   if (show)
     browser->window()->Show();
 }
@@ -1146,7 +1146,7 @@ void TestingAutomationProvider::OpenNewBrowserWindow(
   new BrowserOpenedNotificationObserver(this, reply_message, true);
   Browser* browser = new Browser(
       Browser::CreateParams(Browser::TYPE_TABBED, profile_));
-  chrome::AddBlankTab(browser, true);
+  chrome::AddBlankTabAt(browser, -1, true);
   if (show)
     browser->window()->Show();
 }