Adding metadata to ImeModeIndicatorView

This is part of the "Views Posse" effort. See this document:
https://docs.google.com/document/d/1Rst3792TjXtVA8k8GXaPD8MnuB1JAneSOpIILdA4268/edit?usp=sharing

Bug: 1159562
Test: build
Change-Id: I776e58dc007726678b1a4d05ee0be8c91c2b6cf2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2601022
Commit-Queue: Shengsong Tan <sstan@google.com>
Reviewed-by: Allen Bauer <kylixrd@chromium.org>
Reviewed-by: Mitsuru Oshima <oshima@chromium.org>
Cr-Commit-Position: refs/heads/master@{#842392}

ash/ime/ime_mode_indicator_view.cc

@@ -14,6 +14,7 @@
 #include "ui/views/bubble/bubble_frame_view.h"
 #include "ui/views/controls/label.h"
 #include "ui/views/layout/fill_layout.h"
+#include "ui/views/metadata/metadata_impl_macros.h"
 #include "ui/wm/core/window_animations.h"
 
 namespace ash {
@@ -29,8 +30,12 @@ const int kShowingDuration = 500;
 
 class ModeIndicatorFrameView : public views::BubbleFrameView {
  public:
+  METADATA_HEADER(ModeIndicatorFrameView);
+
   explicit ModeIndicatorFrameView()
       : views::BubbleFrameView(gfx::Insets(), gfx::Insets()) {}
+  ModeIndicatorFrameView(const ModeIndicatorFrameView&) = delete;
+  ModeIndicatorFrameView& operator=(const ModeIndicatorFrameView&) = delete;
   ~ModeIndicatorFrameView() override {}
 
  private:
@@ -40,10 +45,11 @@ class ModeIndicatorFrameView : public views::BubbleFrameView {
         ->GetDisplayNearestPoint(rect.CenterPoint())
         .bounds();
   }
-
-  DISALLOW_COPY_AND_ASSIGN(ModeIndicatorFrameView);
 };
 
+BEGIN_METADATA(ModeIndicatorFrameView, views::BubbleFrameView)
+END_METADATA
+
 }  // namespace
 
 ImeModeIndicatorView::ImeModeIndicatorView(const gfx::Rect& cursor_bounds,
@@ -84,10 +90,6 @@ gfx::Size ImeModeIndicatorView::CalculatePreferredSize() const {
   return size;
 }
 
-const char* ImeModeIndicatorView::GetClassName() const {
-  return "ImeModeIndicatorView";
-}
-
 void ImeModeIndicatorView::Init() {
   SetLayoutManager(std::make_unique<views::FillLayout>());
   AddChildView(label_view_);
@@ -105,4 +107,7 @@ ImeModeIndicatorView::CreateNonClientFrameView(views::Widget* widget) {
   return frame;
 }
 
+BEGIN_METADATA(ImeModeIndicatorView, views::BubbleDialogDelegateView)
+END_METADATA
+
 }  // namespace ash

ash/ime/ime_mode_indicator_view.h

@@ -11,6 +11,7 @@
 #include "base/timer/timer.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/views/bubble/bubble_dialog_delegate_view.h"
+#include "ui/views/metadata/metadata_header_macros.h"
 #include "ui/views/widget/widget.h"
 
 namespace views {
@@ -23,9 +24,13 @@ namespace ash {
 // Dvorak) after switching IMEs with an accelerator (e.g. Ctrl-Space).
 class ASH_EXPORT ImeModeIndicatorView : public views::BubbleDialogDelegateView {
  public:
+  METADATA_HEADER(ImeModeIndicatorView);
+
   // The cursor bounds is in the universal screen coordinates in DIP.
   ImeModeIndicatorView(const gfx::Rect& cursor_bounds,
                        const base::string16& label);
+  ImeModeIndicatorView(const ImeModeIndicatorView&) = delete;
+  ImeModeIndicatorView& operator=(const ImeModeIndicatorView&) = delete;
   ~ImeModeIndicatorView() override;
 
   // Show the mode indicator then hide with fading animation.
@@ -35,7 +40,6 @@ class ASH_EXPORT ImeModeIndicatorView : public views::BubbleDialogDelegateView {
   void OnBeforeBubbleWidgetInit(views::Widget::InitParams* params,
                                 views::Widget* widget) const override;
   gfx::Size CalculatePreferredSize() const override;
-  const char* GetClassName() const override;
   void Init() override;
 
  protected:
@@ -47,8 +51,6 @@ class ASH_EXPORT ImeModeIndicatorView : public views::BubbleDialogDelegateView {
   gfx::Rect cursor_bounds_;
   views::Label* label_view_;
   base::OneShotTimer timer_;
-
-  DISALLOW_COPY_AND_ASSIGN(ImeModeIndicatorView);
 };
 
 }  // namespace ash