Move GetBaseAppName into install_static.

chrome/install_static/install_constants.h

Index: chrome/install_static/install_constants.h
diff --git a/chrome/install_static/install_constants.h b/chrome/install_static/install_constants.h
index ee619425b01d5de061c4e19fcc1116e0bf477f97..f6c6935ea2f7448c485c9081dfb8194d790aca57 100644
--- a/chrome/install_static/install_constants.h
+++ b/chrome/install_static/install_constants.h
@@ -59,6 +59,10 @@ struct InstallConstants {
   // empty string if the brand does not integrate with Google Update.
   const wchar_t* app_guid;
 
+  // The unsuffixed application name of this program. This is the base of the
+  // name registered with Default Programs on Windows.
+  const wchar_t* base_app_name;
+
   // The unsuffixed portion of the AppUserModelId. The AppUserModelId is used to
   // group an app's windows together on the Windows taskbar along with its
   // corresponding shortcuts; see