Correct net::EmbeddedTestServer usage in google_apis_unittests.

google_apis/drive/base_requests_server_unittest.cc

Index: google_apis/drive/base_requests_server_unittest.cc
diff --git a/google_apis/drive/base_requests_server_unittest.cc b/google_apis/drive/base_requests_server_unittest.cc
index 822e5a631f9dbf299bad9919298a216c71bb3d83..6f815b99aa211d489c28dd61ec1b0e6c8d08f267 100644
--- a/google_apis/drive/base_requests_server_unittest.cc
+++ b/google_apis/drive/base_requests_server_unittest.cc
@@ -47,11 +47,12 @@ class BaseRequestsServerTest : public testing::Test {
         message_loop_.task_runner(),
         kTestUserAgent));
 
-    ASSERT_TRUE(test_server_.Start());
+    ASSERT_TRUE(test_server_.InitializeAndListen());
     test_server_.RegisterRequestHandler(
         base::Bind(&test_util::HandleDownloadFileRequest,
                    test_server_.base_url(),
                    base::Unretained(&http_request_)));
+    test_server_.StartAcceptingConnections();
   }
 
   // Returns a temporary file path suitable for storing the cache file.