WebSocket test server migration on PPAPI tests

chrome/test/ppapi/ppapi_test.cc

Index: chrome/test/ppapi/ppapi_test.cc
diff --git a/chrome/test/ppapi/ppapi_test.cc b/chrome/test/ppapi/ppapi_test.cc
index bebf3b2ebc2fd960bd7658a596b4a85f6651fdf4..f6d9af3fce28fd60550daffaa8281f3eb2e5ed45 100644
--- a/chrome/test/ppapi/ppapi_test.cc
+++ b/chrome/test/ppapi/ppapi_test.cc
@@ -194,12 +194,11 @@ void PPAPITestBase::RunTestWithSSLServer(const std::string& test_case) {
 }
 
 void PPAPITestBase::RunTestWithWebSocketServer(const std::string& test_case) {
-  FilePath websocket_root_dir;
-  ASSERT_TRUE(
-      PathService::Get(content::DIR_LAYOUT_TESTS, &websocket_root_dir));
-  content::TestWebSocketServer server;
-  int port = server.UseRandomPort();
-  ASSERT_TRUE(server.Start(websocket_root_dir));
+  net::TestServer server(net::TestServer::TYPE_WS,
+                         net::TestServer::kLocalhost,
+                         FilePath(FILE_PATH_LITERAL("net/data/websocket")));
+  ASSERT_TRUE(server.Start());
+  uint16_t port = server.host_port_pair().port();
   FilePath http_document_root;
   ASSERT_TRUE(ui_test_utils::GetRelativeBuildDirectory(&http_document_root));
   RunHTTPTestServer(http_document_root, test_case,