1 files changed, 41 insertions, 0 deletions
diff --git a/chromium/mojo/public/cpp/environment/environment.h b/chromium/mojo/public/cpp/environment/environment.h
new file mode 100644
index 00000000000..48f4c26eb72
--- /dev/null
+++ b/chromium/mojo/public/cpp/environment/environment.h
@@ -0,0 +1,41 @@
+// Copyright 2014 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.
+
+#ifndef MOJO_PUBLIC_CPP_ENVIRONMENT_ENVIRONMENT_H_
+#define MOJO_PUBLIC_CPP_ENVIRONMENT_ENVIRONMENT_H_
+
+#include "mojo/public/cpp/system/macros.h"
+
+struct MojoAsyncWaiter;
+struct MojoLogger;
+
+namespace mojo {
+
+// Other parts of the Mojo C++ APIs use the *static* methods of this class.
+//
+// The "standalone" implementation of this class requires that this class (in
+// the lib/ subdirectory) be instantiated (and remain so) while using the Mojo
+// C++ APIs. I.e., the static methods depend on things set up by the constructor
+// and torn down by the destructor.
+//
+// Other implementations may not have this requirement.
+class Environment {
+ public:
+  Environment();
+  // This constructor allows the standard implementations to be overridden (set
+  // a parameter to null to get the standard implementation).
+  Environment(const MojoAsyncWaiter* default_async_waiter,
+              const MojoLogger* default_logger);
+  ~Environment();
+
+  static const MojoAsyncWaiter* GetDefaultAsyncWaiter();
+  static const MojoLogger* GetDefaultLogger();
+
+ private:
+  MOJO_DISALLOW_COPY_AND_ASSIGN(Environment);
+};
+
+}  // namespace mojo
+
+#endif  // MOJO_PUBLIC_CPP_ENVIRONMENT_ENVIRONMENT_H_