Remove implementation of Panels on OSes other than ChromeOS.

chrome/browser/ui/cocoa/panels/panel_cocoa.h

Index: chrome/browser/ui/cocoa/panels/panel_cocoa.h
diff --git a/chrome/browser/ui/cocoa/panels/panel_cocoa.h b/chrome/browser/ui/cocoa/panels/panel_cocoa.h
deleted file mode 100644
index 67169750a2fd76d9181d587c6b1a5f353d9a83a3..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/cocoa/panels/panel_cocoa.h
+++ /dev/null
@@ -1,117 +0,0 @@
-// Copyright (c) 2012 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 CHROME_BROWSER_UI_COCOA_PANELS_PANEL_COCOA_H_
-#define CHROME_BROWSER_UI_COCOA_PANELS_PANEL_COCOA_H_
-
-#import <Foundation/Foundation.h>
-
-#include <memory>
-
-#include "base/gtest_prod_util.h"
-#include "base/macros.h"
-#include "chrome/browser/ui/panels/native_panel.h"
-#include "ui/gfx/geometry/rect.h"
-
-class Panel;
-@class PanelWindowControllerCocoa;
-
-// An implememtation of the native panel in Cocoa.
-// Bridges between C++ and the Cocoa NSWindow. Cross-platform code will
-// interact with this object when it needs to manipulate the window.
-class PanelCocoa : public NativePanel {
- public:
-  PanelCocoa(Panel* panel, const gfx::Rect& bounds, bool always_on_top);
-  ~PanelCocoa() override;
-
-  // Overridden from NativePanel
-  void ShowPanel() override;
-  void ShowPanelInactive() override;
-  gfx::Rect GetPanelBounds() const override;
-  void SetPanelBounds(const gfx::Rect& bounds) override;
-  void SetPanelBoundsInstantly(const gfx::Rect& bounds) override;
-  void ClosePanel() override;
-  void ActivatePanel() override;
-  void DeactivatePanel() override;
-  bool IsPanelActive() const override;
-  void PreventActivationByOS(bool prevent_activation) override;
-  gfx::NativeWindow GetNativePanelWindow() override;
-  void UpdatePanelTitleBar() override;
-  void UpdatePanelLoadingAnimations(bool should_animate) override;
-  void PanelCut() override;
-  void PanelCopy() override;
-  void PanelPaste() override;
-  void DrawAttention(bool draw_attention) override;
-  bool IsDrawingAttention() const override;
-  void HandlePanelKeyboardEvent(
-      const content::NativeWebKeyboardEvent& event) override;
-  void FullScreenModeChanged(bool is_full_screen) override;
-  bool IsPanelAlwaysOnTop() const override;
-  void SetPanelAlwaysOnTop(bool on_top) override;
-  void UpdatePanelMinimizeRestoreButtonVisibility() override;
-  void SetWindowCornerStyle(panel::CornerStyle corner_style) override;
-  void PanelExpansionStateChanging(Panel::ExpansionState old_state,
-                                   Panel::ExpansionState new_state) override;
-  void AttachWebContents(content::WebContents* contents) override;
-  void DetachWebContents(content::WebContents* contents) override;
-
-  // These sizes are in screen coordinates.
-  gfx::Size WindowSizeFromContentSize(
-      const gfx::Size& content_size) const override;
-  gfx::Size ContentSizeFromWindowSize(
-      const gfx::Size& window_size) const override;
-  int TitleOnlyHeight() const override;
-
-  void MinimizePanelBySystem() override;
-  bool IsPanelMinimizedBySystem() const override;
-  bool IsPanelShownOnActiveDesktop() const override;
-  void ShowShadow(bool show) override;
-  NativePanelTesting* CreateNativePanelTesting() override;
-
-  Panel* panel() const;
-  void DidCloseNativeWindow();
-
-  bool IsClosed() const;
-
-  // PanelStackWindowCocoa might want to update the stored bounds directly since
-  // it has already taken care of updating the window bounds directly.
-  void set_cached_bounds_directly(const gfx::Rect& bounds) { bounds_ = bounds; }
-
- private:
-  friend class CocoaNativePanelTesting;
-  friend class PanelCocoaTest;
-  FRIEND_TEST_ALL_PREFIXES(PanelCocoaTest, CreateClose);
-  FRIEND_TEST_ALL_PREFIXES(PanelCocoaTest, NativeBounds);
-  FRIEND_TEST_ALL_PREFIXES(PanelCocoaTest, TitlebarViewCreate);
-  FRIEND_TEST_ALL_PREFIXES(PanelCocoaTest, TitlebarViewSizing);
-  FRIEND_TEST_ALL_PREFIXES(PanelCocoaTest, TitlebarViewClose);
-  FRIEND_TEST_ALL_PREFIXES(PanelCocoaTest, MenuItems);
-  FRIEND_TEST_ALL_PREFIXES(PanelCocoaTest, KeyEvent);
-  FRIEND_TEST_ALL_PREFIXES(PanelCocoaTest, ThemeProvider);
-  FRIEND_TEST_ALL_PREFIXES(PanelCocoaTest, SetTitle);
-  FRIEND_TEST_ALL_PREFIXES(PanelCocoaTest, ActivatePanel);
-
-  void setBoundsInternal(const gfx::Rect& bounds, bool animate);
-
-  std::unique_ptr<Panel> panel_;
-  PanelWindowControllerCocoa* controller_;  // Weak, owns us.
-
-  // These use platform-independent screen coordinates, with (0,0) at
-  // top-left of the primary screen. They have to be converted to Cocoa
-  // screen coordinates before calling Cocoa API.
-  gfx::Rect bounds_;
-
-  // True if the panel should always stay on top of other windows.
-  bool always_on_top_;
-
-  bool is_shown_;  // Panel is hidden on creation, Show() changes that forever.
-  NSInteger attention_request_id_;  // identifier from requestUserAttention.
-
-  // Indicates how the window corner should be rendered, rounded or not.
-  panel::CornerStyle corner_style_;
-
-  DISALLOW_COPY_AND_ASSIGN(PanelCocoa);
-};
-
-#endif  // CHROME_BROWSER_UI_COCOA_PANELS_PANEL_COCOA_H_