Make delegate_execute GetLaunchMode() check for default browser.

chrome/installer/util/shell_util.h

Index: chrome/installer/util/shell_util.h
diff --git a/chrome/installer/util/shell_util.h b/chrome/installer/util/shell_util.h
index d8b4073cff00762f42e5610b0fab1e18996f454f..bf0f2181a6b2b067403343d8b9272e7911edbbe6 100644
--- a/chrome/installer/util/shell_util.h
+++ b/chrome/installer/util/shell_util.h
@@ -412,6 +412,11 @@ class ShellUtil {
   // Returns the DefaultState of Chrome for HTTP and HTTPS.
   static DefaultState GetChromeDefaultState();
 
+  // Returns the DefaultState of the Chrome instance with the specified path
+  // for HTTP and HTTPs.
+  static DefaultState GetChromeDefaultStateFromPath(
+      const base::FilePath& chrome_exe);
+
   // Returns the DefaultState of Chrome for |protocol|.
   static DefaultState GetChromeDefaultProtocolClientState(
       const base::string16& protocol);