linux-aura: Restore middle-click on new-tab button behaviour.

chrome/browser/ui/views/tabs/browser_tab_strip_controller.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/views/tabs/browser_tab_strip_controller.h"
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
 #include "base/prefs/pref_service.h"
+#include "chrome/browser/autocomplete/autocomplete_classifier.h"
+#include "chrome/browser/autocomplete/autocomplete_classifier_factory.h"
+#include "chrome/browser/autocomplete/autocomplete_match.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/tab_helper.h"
 #include "chrome/browser/favicon/favicon_tab_helper.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search/search.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/tabs/tab_menu_model.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
@@ skipping 323 matching lines @@
   chrome::Navigate(&params);
 }
 
 bool BrowserTabStripController::IsCompatibleWith(TabStrip* other) const {
   Profile* other_profile =
       static_cast<BrowserTabStripController*>(other->controller())->profile();
   return other_profile == profile();
 }
 
 void BrowserTabStripController::CreateNewTab() {
-  model_->delegate()->AddBlankTabAt(-1, true);
+  model_->delegate()->AddURLTabAt(GURL(), -1, true);
+}
+
+void BrowserTabStripController::CreateNewTabWithLocation(
+    const base::string16& location) {
+  // Use autocomplete to clean up the text, going so far as to turn it into
+  // a search query if necessary.
+  AutocompleteMatch match;
+  AutocompleteClassifierFactory::GetForProfile(profile())->Classify(
+      location, false, false, &match, NULL);
+  if (match.destination_url.is_valid())
+    model_->delegate()->AddURLTabAt(match.destination_url, -1, true);
 }
 
 bool BrowserTabStripController::IsIncognito() {
   return browser_->profile()->IsOffTheRecord();
 }
 
 void BrowserTabStripController::LayoutTypeMaybeChanged() {
   bool adjust_layout = false;
   TabStripLayoutType layout_type =
       DetermineTabStripLayout(g_browser_process->local_state(),
@@ skipping 161 matching lines @@
   tabstrip_->AddTabAt(index, data, is_active);
 }
 
 void BrowserTabStripController::UpdateLayoutType() {
   bool adjust_layout = false;
   TabStripLayoutType layout_type =
       DetermineTabStripLayout(g_browser_process->local_state(),
                               browser_->host_desktop_type(), &adjust_layout);
   tabstrip_->SetLayoutType(layout_type, adjust_layout);
 }