Rename gfx::test::TestScreen to display::test::TestScreen

ui/display/test/test_screen.h

Index: ui/display/test/test_screen.h
diff --git a/ui/display/test/test_screen.h b/ui/display/test/test_screen.h
new file mode 100644
index 0000000000000000000000000000000000000000..2d04bd74bfb55793cea53ad6f0a9719bb2a7fefe
--- /dev/null
+++ b/ui/display/test/test_screen.h
@@ -0,0 +1,53 @@
+// Copyright 2015 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 UI_DISPLAY_TEST_TEST_SCREEN_H_
+#define UI_DISPLAY_TEST_TEST_SCREEN_H_
+
+#include <vector>
+
+#include "base/macros.h"
+#include "ui/display/display.h"
+#include "ui/display/screen.h"
+
+namespace display {
+namespace test {
+
+// A dummy implementation of display::Screen that contains a single
+// display::Display only. The contained Display can be accessed and modified via
+// TestScreen::display().
+//
+// NOTE: Adding and removing display::DisplayOberver's are no-ops and observers
+// will NOT be notified ever.
+class TestScreen : public Screen {
+ public:
+  TestScreen();
+  ~TestScreen() override;
+
+  Display* display() { return &display_; }
+
+  // Screen:
+  gfx::Point GetCursorScreenPoint() override;
+  bool IsWindowUnderCursor(gfx::NativeWindow window) override;
+  gfx::NativeWindow GetWindowAtScreenPoint(const gfx::Point& point) override;
+  int GetNumDisplays() const override;
+  std::vector<Display> GetAllDisplays() const override;
+  Display GetDisplayNearestWindow(gfx::NativeView view) const override;
+  Display GetDisplayNearestPoint(const gfx::Point& point) const override;
+  Display GetDisplayMatching(const gfx::Rect& match_rect) const override;
+  Display GetPrimaryDisplay() const override;
+  void AddObserver(DisplayObserver* observer) override;
+  void RemoveObserver(DisplayObserver* observer) override;
+
+ private:
+  // The only display.
+  Display display_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestScreen);
+};
+
+}  // namespace test
+}  // namespace display
+
+#endif  // UI_DISPLAY_TEST_TEST_SCREEN_H_