Add markers to app_host.exe and setup.exe to allow them to expose app commands via Google Update.

chrome/browser/extensions/app_host.rc

 // Microsoft Visual C++ generated resource script.
 //
-#include "mini_installer_resource.h"
 
 #define APSTUDIO_READONLY_SYMBOLS
 /////////////////////////////////////////////////////////////////////////////
 //
 // Generated from the TEXTINCLUDE 2 resource.
 //
 #define APSTUDIO_HIDDEN_SYMBOLS
 #include "windows.h"
 #undef APSTUDIO_HIDDEN_SYMBOLS
+
 /////////////////////////////////////////////////////////////////////////////
 #undef APSTUDIO_READONLY_SYMBOLS
 
 /////////////////////////////////////////////////////////////////////////////
 // English (U.S.) resources
 
 #if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU)
 #ifdef _WIN32
 LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
 #pragma code_page(1252)
 #endif //_WIN32
 
 /////////////////////////////////////////////////////////////////////////////
 //
-// Icon
+// GOOGLEUPDATEAPPLICATIONCOMMANDS is a "well-known" marker resource defined
+// by Omaha. Executables must both be signed by Google and contain the marker
+// in order to expose application commands.
 //
+#define IDR_GOOGLE_UPDATE_APP_COMMANDS_MARKUP 1
 
-// Icon with lowest ID value placed first to ensure application icon
-// remains consistent on all systems.
-IDI_MINI_INSTALLER      ICON                    "mini_installer.ico"
-
-#ifdef APSTUDIO_INVOKED
-/////////////////////////////////////////////////////////////////////////////
-//
-// TEXTINCLUDE
-//
-
-1 TEXTINCLUDE 
-BEGIN
-    "mini_installer_resource.h\0"
-END
-
-2 TEXTINCLUDE 
-BEGIN
-    "#define APSTUDIO_HIDDEN_SYMBOLS\r\n"
-    "#include ""windows.h""\r\n"
-    "#undef APSTUDIO_HIDDEN_SYMBOL\0"
-END
-
-#endif    // APSTUDIO_INVOKED
+IDR_GOOGLE_UPDATE_APP_COMMANDS_MARKUP GOOGLEUPDATEAPPLICATIONCOMMANDS { 1L }
 
 #endif    // English (U.S.) resources
 /////////////////////////////////////////////////////////////////////////////