win: Construct ExceptionHandlerServer() with its pipe argument

util/win/exception_handler_server_test.cc

Index: util/win/exception_handler_server_test.cc
diff --git a/util/win/exception_handler_server_test.cc b/util/win/exception_handler_server_test.cc
index 0d87086b8d7ac0f94f9cc626dcb39c8a117c7550..9fe593b5b155c68f72f047eb2dd6a930e031c4d7 100644
--- a/util/win/exception_handler_server_test.cc
+++ b/util/win/exception_handler_server_test.cc
@@ -36,20 +36,18 @@ namespace {
 // Runs the ExceptionHandlerServer on a background thread.
 class RunServerThread : public Thread {
  public:
-  // Instantiates a thread which will invoke server->Run(delegate, pipe_name).
+  // Instantiates a thread which will invoke server->Run(delegate).
   RunServerThread(ExceptionHandlerServer* server,
-                  ExceptionHandlerServer::Delegate* delegate,
-                  const std::string& pipe_name)
-      : server_(server), delegate_(delegate), pipe_name_(pipe_name) {}
+                  ExceptionHandlerServer::Delegate* delegate)
+      : server_(server), delegate_(delegate) {}
   ~RunServerThread() override {}
 
  private:
   // Thread:
-  void ThreadMain() override { server_->Run(delegate_, pipe_name_); }
+  void ThreadMain() override { server_->Run(delegate_); }
 
   ExceptionHandlerServer* server_;
   ExceptionHandlerServer::Delegate* delegate_;
-  std::string pipe_name_;
 
   DISALLOW_COPY_AND_ASSIGN(RunServerThread);
 };
@@ -85,8 +83,8 @@ class ExceptionHandlerServerTest : public testing::Test {
                    base::StringPrintf("%08x", GetCurrentProcessId())),
         server_ready_(CreateEvent(nullptr, false, false, nullptr)),
         delegate_(server_ready_.get()),
-        server_(),
-        server_thread_(&server_, &delegate_, pipe_name_) {}
+        server_(pipe_name_),
+        server_thread_(&server_, &delegate_) {}
 
   TestDelegate& delegate() { return delegate_; }
   ExceptionHandlerServer& server() { return server_; }