Adds the 6-month flag functionality back into the criteria checker,...

chrome/installer/gcapi/gcapi_test.cc

 // Copyright (c) 2006-2008 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/installer/gcapi/gcapi.h"
 
 #include <stdio.h>
 
 void call_statically() {
   DWORD reason = 0;
-  BOOL result = FALSE;
+  BOOL result_flag_on = FALSE;
+  BOOL result_flag_off = FALSE;
+
+  // running this twice verifies that the first call does not set
+  // a flag that would make the second fail.  Thus, the results
+  // of the two calls should be the same (no state should have changed)
+  result_flag_off = GoogleChromeCompatibilityCheck(FALSE, &reason);  
+  result_flag_on = GoogleChromeCompatibilityCheck(TRUE, &reason);
   
-  result = GoogleChromeCompatibilityCheck(&reason);
+  if (result_flag_off != result_flag_on)
+      printf("Registry key flag is not being set properly.");
+
   printf("Static call returned result as %d and reason as %d.\n",
-         result, reason);
+         result_flag_on, reason);
 }
 
 void call_dynamically() {
   HMODULE module = LoadLibrary(L"gcapi_dll.dll");
   if (module == NULL) {
     printf("Couldn't load gcapi_dll.dll.\n");
     return;
   }
     
   GCCC_CompatibilityCheck gccfn = (GCCC_CompatibilityCheck) GetProcAddress(
       module, "GoogleChromeCompatibilityCheck");
   if (gccfn != NULL) {
     DWORD reason = 0;
-    BOOL result = gccfn(&reason);
+
+    // running this twice verifies that the first call does not set
+    // a flag that would make the second fail.  Thus, the results
+    // of the two calls should be the same (no state should have changed)
+    BOOL result_flag_off = gccfn(FALSE, &reason);
+    BOOL result_flag_on = gccfn(TRUE, &reason);
+
+    if (result_flag_off != result_flag_on)
+      printf("Registry key flag is not being set properly.");
+
     printf("Dynamic call returned result as %d and reason as %d.\n",
-           result, reason);
+           result_flag_on, reason);
   } else {
     printf("Couldn't find GoogleChromeCompatibilityCheck() in gcapi_dll.\n");
   }
   FreeLibrary(module);
 }
 
 int main(int argc, char* argv[]) {
   call_dynamically();
   call_statically();
   printf("LaunchChrome returned %d.\n", LaunchGoogleChrome());
 }