Make pinned tabs a little stickier.

chrome/browser/browser.cc

 // Copyright (c) 2010 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/browser.h"
 
 #if defined(OS_WIN)
 #include <shellapi.h>
 #include <windows.h>
 #endif  // OS_WIN
@@ skipping 1215 matching lines @@
         selected_contents->GetURL().GetOrigin() ==
             GURL(chrome::kChromeUINewTabURL).GetOrigin()) {
       // If the |url| is within an app's web extent and it was typed into the
       // omnibox of an NTP page, interpret as an app launch and close the NTP
       // tab.
       Browser::OpenApplication(profile(), extension,
           extension->launch_container());
       CloseTabContents(selected_contents);
       return;
     }
+
+    if (selected_contents) {
+      // For the purposes of changing the window open disposition, the referrer
+      // is the current tab's URL.
+      open_disposition = AdjustWindowOpenDispositionForTab(
+          IsPinned(selected_contents),
+          url,
+          selected_contents->GetURL(),
+          location_bar->GetPageTransition(),
+          open_disposition);
+    }
   }
 
   OpenURLAtIndex(NULL, url, GURL(),
                  open_disposition,
                  location_bar->GetPageTransition(), -1, true);
 }
 
 void Browser::Stop() {
   UserMetrics::RecordAction(UserMetricsAction("Stop"), profile_);
   GetSelectedTabContents()->Stop();
@@ skipping 2382 matching lines @@
 // static
 WindowOpenDisposition Browser::AdjustWindowOpenDispositionForTab(
     bool is_pinned,
     const GURL& url,
     const GURL& referrer,
     PageTransition::Type transition,
     WindowOpenDisposition original_disposition) {
   if (!is_pinned ||
       original_disposition != CURRENT_TAB ||
       (transition != PageTransition::AUTO_BOOKMARK &&
-      transition != PageTransition::LINK)) {
+       transition != PageTransition::LINK &&
+       transition != PageTransition::TYPED)) {
     return original_disposition;
   }
 
   bool url_is_http_or_https =
        url.SchemeIs(chrome::kHttpScheme) ||
        url.SchemeIs(chrome::kHttpsScheme);
   bool referrer_is_http_or_https =
        referrer.SchemeIs(chrome::kHttpScheme) ||
        referrer.SchemeIs(chrome::kHttpsScheme);
   bool scheme_matches =
@@ skipping 294 matching lines @@
 }
 
 bool Browser::IsPinned(TabContents* source) {
   int index = tabstrip_model_.GetIndexOfTabContents(source);
   if (index == TabStripModel::kNoTab) {
     NOTREACHED() << "IsPinned called for tab not in our strip";
     return false;
   }
   return tabstrip_model_.IsTabPinned(index);
 }