Revert 256579 "Allow the content browser client to specify a spe..."

trunk/src/content/browser/fileapi/blob_url_request_job_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/ref_counted.h"
@@ skipping 230 matching lines @@
 
   void TestErrorRequest(int expected_status_code) {
     expected_status_code_ = expected_status_code;
     expected_response_ = "";
     TestRequest("GET", net::HttpRequestHeaders());
   }
 
   void TestRequest(const std::string& method,
                    const net::HttpRequestHeaders& extra_headers) {
     request_ = url_request_context_.CreateRequest(
-        GURL("blob:blah"), net::DEFAULT_PRIORITY, &url_request_delegate_, NULL);
+        GURL("blob:blah"), net::DEFAULT_PRIORITY, &url_request_delegate_);
     request_->set_method(method);
     if (!extra_headers.IsEmpty())
       request_->SetExtraRequestHeaders(extra_headers);
     request_->Start();
 
     base::MessageLoop::current()->Run();
 
     // Verify response.
     EXPECT_TRUE(request_->status().is_success());
     EXPECT_EQ(expected_status_code_,
@@ skipping 209 matching lines @@
   EXPECT_TRUE(request_->response_headers()->GetMimeType(&content_type));
   EXPECT_EQ(kTestContentType, content_type);
   void* iter = NULL;
   std::string content_disposition;
   EXPECT_TRUE(request_->response_headers()->EnumerateHeader(
       &iter, "Content-Disposition", &content_disposition));
   EXPECT_EQ(kTestContentDisposition, content_disposition);
 }
 
 }  // namespace content