Fix all places where we used the GetWinVersion function...

chrome/test/mini_installer_test/test.cc

Index: chrome/test/mini_installer_test/test.cc
===================================================================
--- chrome/test/mini_installer_test/test.cc	(revision 10275)
+++ chrome/test/mini_installer_test/test.cc	(working copy)
@@ -14,7 +14,7 @@
     virtual void SetUp() {
       ChromeMiniInstaller userinstall(mini_installer_constants::kUserInstall);
       userinstall.UnInstall();
-      if (win_util::GetWinVersion() != win_util::WINVERSION_VISTA) {
+      if (win_util::GetWinVersion() < win_util::WINVERSION_VISTA) {
         ChromeMiniInstaller systeminstall(
                             mini_installer_constants::kSystemInstall);
         systeminstall.UnInstall();
@@ -34,7 +34,7 @@
 }
 
 TEST_F(MiniInstallTest, MiniInstallerSystemInstallTest) {
-  if (win_util::GetWinVersion() != win_util::WINVERSION_VISTA) {
+  if (win_util::GetWinVersion() < win_util::WINVERSION_VISTA) {
     ChromeMiniInstaller installer(mini_installer_constants::kSystemInstall);
     installer.InstallMiniInstaller();
   }