1 files changed, 0 insertions, 60 deletions
diff --git a/chromium/chrome/common/multi_process_lock_mac.cc b/chromium/chrome/common/multi_process_lock_mac.cc
deleted file mode 100644
index 2a13cdabbdd..00000000000
--- a/chromium/chrome/common/multi_process_lock_mac.cc
+++ /dev/null
@@ -1,60 +0,0 @@
-// Copyright (c) 2011 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.
-
-#include "chrome/common/multi_process_lock.h"
-
-#include "base/logging.h"
-#include "base/mac/scoped_cftyperef.h"
-#include "base/strings/sys_string_conversions.h"
-
-#include <servers/bootstrap.h>
-
-class MultiProcessLockMac : public MultiProcessLock {
- public:
-  explicit MultiProcessLockMac(const std::string& name) : name_(name) { }
-
-  MultiProcessLockMac(const MultiProcessLockMac&) = delete;
-  MultiProcessLockMac& operator=(const MultiProcessLockMac&) = delete;
-
-  ~MultiProcessLockMac() override {
-    if (port_ != NULL) {
-      Unlock();
-    }
-  }
-
-  bool TryLock() override {
-    if (port_ != NULL) {
-      DLOG(ERROR) << "MultiProcessLock is already locked - " << name_;
-      return true;
-    }
-
-    if (name_.length() >= BOOTSTRAP_MAX_NAME_LEN) {
-      LOG(ERROR) << "Socket name too long (" << name_.length()
-                 << " >= " << BOOTSTRAP_MAX_NAME_LEN << ") - " << name_;
-      return false;
-    }
-
-    base::ScopedCFTypeRef<CFStringRef> cf_name =
-        base::SysUTF8ToCFStringRef(name_);
-    port_.reset(CFMessagePortCreateLocal(NULL, cf_name, NULL, NULL, NULL));
-    return port_ != NULL;
-  }
-
-  void Unlock() override {
-    if (port_ == NULL) {
-      DLOG(ERROR) << "Over-unlocked MultiProcessLock - " << name_;
-      return;
-    }
-    port_.reset();
-  }
-
- private:
-  std::string name_;
-  base::ScopedCFTypeRef<CFMessagePortRef> port_;
-};
-
-std::unique_ptr<MultiProcessLock> MultiProcessLock::Create(
-    const std::string& name) {
-  return std::make_unique<MultiProcessLockMac>(name);
-}