Move state machines to state_machines subdir

third_party/WebKit/Source/core/editing/StateMachineCommon.h

Index: third_party/WebKit/Source/core/editing/StateMachineCommon.h
diff --git a/third_party/WebKit/Source/core/editing/StateMachineCommon.h b/third_party/WebKit/Source/core/editing/StateMachineCommon.h
new file mode 100644
index 0000000000000000000000000000000000000000..012498ecd60ccf75da76932c012f4f07a9f062d0
--- /dev/null
+++ b/third_party/WebKit/Source/core/editing/StateMachineCommon.h
@@ -0,0 +1,24 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.

[yosin_UTC9, 2016/03/30 08:52:23]

"MachineState.h" is better since this file contains only |enum class
MachineState|.

[Seigo Nonaka, 2016/03/30 09:13:23]

Sure. To meet /MachineState/TextSegmentationMachineState/ also changed this name
to TextSegmentationMachineState.h

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef StateMachineCommon_h
+#define StateMachineCommon_h
+
+#include "core/CoreExport.h"
+#include <ostream> // NOLINT
+
+namespace blink {
+
+enum class MachineState {

[yosin_UTC9, 2016/03/30 08:52:23]

|MachineState| is generic term. We need to have specific one.
Fumm... |StateMachineState|? "state machine" is generic.

How about |TextSegmentationMachine|? Or, better one.

[Seigo Nonaka, 2016/03/30 09:13:23]

Done.

+    Invalid, // Indicates the state machine is in invalid state.
+    NeedMoreCodeUnit, // Indicates the state machine needs more code units to transit the state.
+    NeedFollowingCodeUnit, // Indicates the state machine needs following code units to transit the state.
+    Finished, // Indicates the state machine found a boundary.
+};
+
+CORE_EXPORT std::ostream& operator << (std::ostream&, MachineState);

[yosin_UTC9, 2016/03/30 08:52:23]

No need to have spaces around |<<|

[Seigo Nonaka, 2016/03/30 09:13:23]

Done.

+
+} // namespace blink
+
+#endif // StateMachineCommon_h