Fix RegisterChromeBrowser definition and usage in shell_util

chrome/installer/util/shell_util.cc

Index: chrome/installer/util/shell_util.cc
diff --git a/chrome/installer/util/shell_util.cc b/chrome/installer/util/shell_util.cc
index ef7177ec96fb95b042d23b8defb0c757c4323347..2109a3c8eec9efd420f497759d9bd3938d8f1f1d 100644
--- a/chrome/installer/util/shell_util.cc
+++ b/chrome/installer/util/shell_util.cc
@@ -1161,12 +1161,9 @@ bool ShellUtil::RegisterChromeForProtocol(BrowserDistribution* dist,
 
   if (IsUserAnAdmin()) {
     // We can do this operation directly.
-    // If we're not registered at all, try to register. If that fails
-    // we should give up.
-    if (!IsChromeRegistered(dist, chrome_exe, suffix) &&
-        !RegisterChromeBrowser(dist, chrome_exe, suffix, false)) {
+    // First, make sure Chrome is fully registered on this machine.
+    if (!RegisterChromeBrowser(dist, chrome_exe, suffix, false))
       return false;
-    }
 
     // Write in the capabillity for the protocol.
     std::list<RegistryEntry*> entries;