Reland fix for OCSP startup race.

chrome/common/net/url_request_context_getter.cc

Index: chrome/common/net/url_request_context_getter.cc
diff --git a/chrome/common/net/url_request_context_getter.cc b/chrome/common/net/url_request_context_getter.cc
index c53f782b4280674743baa200a1045374fe98be5a..57feb0e5392c917fb3230f99490f48772512d75a 100644
--- a/chrome/common/net/url_request_context_getter.cc
+++ b/chrome/common/net/url_request_context_getter.cc
@@ -10,7 +10,7 @@ net::CookieStore* URLRequestContextGetter::GetCookieStore() {
   return GetURLRequestContext()->cookie_store();
 }
 
-URLRequestContextGetter::URLRequestContextGetter() {}
+URLRequestContextGetter::URLRequestContextGetter() : is_main_(false) {}
 
 URLRequestContextGetter::~URLRequestContextGetter() {}
 
@@ -28,4 +28,3 @@ void URLRequestContextGetter::OnDestruct() {
   // If no IO message loop proxy was available, we will just leak memory.
   // This is also true if the IO thread is gone.
 }
-