Unpatch the ChromeFrame IHttpNegotiate patch for all browsers.

BUG=70138
TEST=none
TBR=amit

Review URL: http://codereview.chromium.org/6382005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@72043 0039d316-1c4b-4281-b951-d872f2087c98

chrome_frame/bho.cc

@@ -383,9 +383,7 @@ void PatchHelper::PatchBrowserService(IBrowserService* browser_service) {
 void PatchHelper::UnpatchIfNeeded() {
   if (state_ == PATCH_PROTOCOL) {
     g_trans_hooks.RevertHooks();
-    if (GetIEVersion() == IE_9) {
-      HttpNegotiatePatch::Uninitialize();
-    }
+    HttpNegotiatePatch::Uninitialize();
   }
   state_ = UNKNOWN;
 }