WIP to install test CA

telemetry/telemetry/internal/util/webpagereplay_go_server.py

Index: telemetry/telemetry/internal/util/webpagereplay_go_server.py
diff --git a/telemetry/telemetry/internal/util/webpagereplay_go_server.py b/telemetry/telemetry/internal/util/webpagereplay_go_server.py
index 421d3661e1043dcfe255d1775ff9d4bd67e1f644..c1216a466001ea1becf5ed5de4b21fca6a3ba9f7 100644
--- a/telemetry/telemetry/internal/util/webpagereplay_go_server.py
+++ b/telemetry/telemetry/internal/util/webpagereplay_go_server.py
@@ -57,6 +57,8 @@ class ReplayServer(object):
        self.WaitUntil(...)
   """
 
+  _go_binary_path = None
+
   def __init__(self, archive_path, replay_host, http_port, https_port,
                replay_options):
     """Initialize ReplayServer.
@@ -78,12 +80,9 @@ class ReplayServer(object):
     # subprocess.
     self._temp_log_file_path = None
 
-    go_binary_path = binary_manager.FetchPath('wpr_go',
-                                              py_utils.GetHostArchName(),
-                                              py_utils.GetHostOsName())
-
     self._cmd_line = self._GetCommandLine(
-        go_binary_path, http_port, https_port, replay_options, archive_path)
+        self.GetGoBinaryPath(), http_port, https_port, replay_options,
+        archive_path)
 
     if 'record' in replay_options:
       self._CheckPath('archive directory', os.path.dirname(self.archive_path))
@@ -92,6 +91,14 @@ class ReplayServer(object):
 
     self.replay_process = None
 
+
+  @classmethod
+  def GetGoBinaryPath(cls):
+    if cls._go_binary_path is None:
+      cls._go_binary_path = binary_manager.FetchPath(
+          'wpr_go', py_utils.GetHostArchName(), py_utils.GetHostOsName())
+    return cls._go_binary_path
+
   @property
   def http_port(self):
     if not self._IsStarted():