Make URLRequest's constructor private, and make URLRequestContext a friend class.

net/url_request/url_request_test_util.h

Index: net/url_request/url_request_test_util.h
diff --git a/net/url_request/url_request_test_util.h b/net/url_request/url_request_test_util.h
index 9536193fa53b17c52301d699b1cab145c0f92605..0c342f427e6647b46bf7aefd220ec5d34126dd2b 100644
--- a/net/url_request/url_request_test_util.h
+++ b/net/url_request/url_request_test_util.h
@@ -122,17 +122,6 @@ class TestURLRequestContextGetter : public URLRequestContextGetter {
 
 //-----------------------------------------------------------------------------
 
-class TestURLRequest : public URLRequest {
- public:
-  TestURLRequest(const GURL& url,
-                 RequestPriority priority,
-                 Delegate* delegate,
-                 TestURLRequestContext* context);
-  virtual ~TestURLRequest();
-};
-
-//-----------------------------------------------------------------------------
-
 class TestDelegate : public URLRequest::Delegate {
  public:
   TestDelegate();