Avoid basename conflict in text_composition

ui/base/ime/chromeos/composition_text.cc

Index: ui/base/ime/chromeos/composition_text.cc
diff --git a/ui/base/ime/chromeos/composition_text.cc b/ui/base/ime/chromeos/composition_text.cc
deleted file mode 100644
index 4451f039cae9cda3202e880682c22f050d190d64..0000000000000000000000000000000000000000
--- a/ui/base/ime/chromeos/composition_text.cc
+++ /dev/null
@@ -1,22 +0,0 @@
-// 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.
-
-#include "ui/base/ime/chromeos/composition_text.h"
-
-namespace chromeos {
-
-CompositionText::CompositionText()
-  : selection_start_(0),
-    selection_end_(0) {}
-
-CompositionText::~CompositionText() {}
-
-void CompositionText::CopyFrom(const CompositionText& obj) {
-  text_ = obj.text();
-  underline_attributes_ = obj.underline_attributes();
-  selection_start_ = obj.selection_start();
-  selection_end_ = obj.selection_end();
-}
-
-}  // namespace chromeos