Detect new instance of the browser when running in the background in persiste...

chrome/browser/first_run_win.cc

Index: chrome/browser/first_run_win.cc
===================================================================
--- chrome/browser/first_run_win.cc	(revision 45984)
+++ chrome/browser/first_run_win.cc	(working copy)
@@ -205,6 +205,8 @@
 
 }  // namespace
 
+CommandLine* Upgrade::new_command_line_ = NULL;
+
 bool FirstRun::CreateChromeDesktopShortcut() {
   std::wstring chrome_exe;
   if (!PathService::Get(base::FILE_EXE, &chrome_exe))
@@ -410,6 +412,18 @@
                          false, false, NULL);
 }
 
+void Upgrade::RelaunchChromeBrowserWithNewCommandLineIfNeeded() {
+  if (new_command_line_) {
+    if (RelaunchChromeBrowser(*new_command_line_)) {
+      DLOG(ERROR) << "Launching a new instance of the browser failed.";
+    } else {
+      DLOG(WARNING) << "Launched a new instance of the browser.";
+    }
+    delete new_command_line_;
+    new_command_line_ = NULL;
+  }
+}
+
 bool Upgrade::SwapNewChromeExeIfPresent() {
   std::wstring new_chrome_exe;
   if (!GetNewerChromeFile(&new_chrome_exe))
@@ -1020,4 +1034,3 @@
   TryChromeDialog td;
   return td.ShowModal();
 }
-