Fix missing HEADLESS_EXPORT defines

headless/public/util/testing/generic_url_request_mocks.h

 // Copyright 2016 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.
 
 #ifndef HEADLESS_PUBLIC_UTIL_TESTING_GENERIC_URL_REQUEST_MOCKS_H_
 #define HEADLESS_PUBLIC_UTIL_TESTING_GENERIC_URL_REQUEST_MOCKS_H_
 
 #include <memory>
 #include <string>
 
 #include "base/macros.h"
+#include "headless/public/headless_export.h"
 #include "headless/public/util/generic_url_request_job.h"
 #include "headless/public/util/testing/generic_url_request_mocks.h"
 #include "net/cookies/cookie_store.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_job_factory.h"
 
 namespace headless {
 
-class MockGenericURLRequestJobDelegate : public GenericURLRequestJob::Delegate {
+class HEADLESS_EXPORT MockGenericURLRequestJobDelegate
+    : public GenericURLRequestJob::Delegate {
  public:
   MockGenericURLRequestJobDelegate();
   ~MockGenericURLRequestJobDelegate() override;
 
   bool BlockOrRewriteRequest(
       const GURL& url,
       const std::string& devtools_id,
       const std::string& method,
       const std::string& referrer,
       GenericURLRequestJob::RewriteCallback callback) override;
@@ skipping 11 matching lines @@
 
   void SetShouldBlock(bool should_block) { should_block_ = should_block; }
 
  private:
   bool should_block_;
 
   DISALLOW_COPY_AND_ASSIGN(MockGenericURLRequestJobDelegate);
 };
 
 // TODO(alexclarke): We may be able to replace this with the CookieMonster.
-class MockCookieStore : public net::CookieStore {
+class HEADLESS_EXPORT MockCookieStore : public net::CookieStore {
  public:
   MockCookieStore();
   ~MockCookieStore() override;
 
   // net::CookieStore implementation:
   void SetCookieWithOptionsAsync(const GURL& url,
                                  const std::string& cookie_line,
                                  const net::CookieOptions& options,
                                  const SetCookiesCallback& callback) override;
 
@@ skipping 57 matching lines @@
  private:
   void SendCookies(const GURL& url,
                    const net::CookieOptions& options,
                    const GetCookieListCallback& callback);
 
   net::CookieList cookies_;
 
   DISALLOW_COPY_AND_ASSIGN(MockCookieStore);
 };
 
-class MockURLRequestDelegate : public net::URLRequest::Delegate {
+class HEADLESS_EXPORT MockURLRequestDelegate
+    : public net::URLRequest::Delegate {
  public:
   MockURLRequestDelegate();
   ~MockURLRequestDelegate() override;
 
   void OnResponseStarted(net::URLRequest* request) override;
   void OnReadCompleted(net::URLRequest* request, int bytes_read) override;
   const std::string& response_data() const;
   const net::IOBufferWithSize* metadata() const;
 
  private:
   std::string response_data_;
 
   DISALLOW_COPY_AND_ASSIGN(MockURLRequestDelegate);
 };
 
 }  // namespace headless
 
 #endif  // HEADLESS_PUBLIC_UTIL_TESTING_GENERIC_URL_REQUEST_MOCKS_H_