Adding metadata to LogoViewImpl

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: I447708cdb7a93afece8b11605b873d64a65db95e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2600429Reviewed-by: Allen Bauer <kylixrd@chromium.org>
Reviewed-by: Mitsuru Oshima <oshima@chromium.org>
Commit-Queue: Shengsong Tan <sstan@google.com>
Cr-Commit-Position: refs/heads/master@{#840878}

ash/assistant/ui/logo_view/logo_view_impl.cc

@@ -16,6 +16,7 @@
 #include "ui/gfx/geometry/insets.h"
 #include "ui/gfx/geometry/rect_f.h"
 #include "ui/gfx/geometry/vector2d.h"
+#include "ui/views/metadata/metadata_impl_macros.h"
 
 namespace ash {
 
@@ -46,10 +47,6 @@ LogoViewImpl::~LogoViewImpl() {
   state_animator_.StopAnimator();
 }
 
-const char* LogoViewImpl::GetClassName() const {
-  return "LogoViewImpl";
-}
-
 void LogoViewImpl::SetState(LogoView::State state, bool animate) {
   StateModel::State animator_state;
   switch (state) {
@@ -224,4 +221,7 @@ void LogoViewImpl::VisibilityChanged(views::View* starting_from,
     state_animator_.StopAnimator();
 }
 
+BEGIN_METADATA(LogoViewImpl, LogoView)
+END_METADATA
+
 }  // namespace ash

ash/assistant/ui/logo_view/logo_view_impl.h

@@ -18,6 +18,7 @@
 #include "chromeos/assistant/internal/logo_view/state_model.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/compositor/compositor_animation_observer.h"
+#include "ui/views/metadata/metadata_header_macros.h"
 
 namespace chromeos {
 namespace assistant {
@@ -47,16 +48,18 @@ class LogoViewImpl : public LogoView,
                      public chromeos::assistant::StateAnimatorTimerDelegate,
                      public ui::CompositorAnimationObserver {
  public:
+  METADATA_HEADER(LogoViewImpl);
+
   using Dot = chromeos::assistant::Dot;
   using Logo = chromeos::assistant::Logo;
   using StateAnimator = chromeos::assistant::StateAnimator;
   using StateModel = chromeos::assistant::StateModel;
 
   LogoViewImpl();
+  LogoViewImpl(const LogoViewImpl&) = delete;
+  LogoViewImpl& operator=(const LogoViewImpl&) = delete;
   ~LogoViewImpl() override;
 
-  // LogoView:
-  const char* GetClassName() const override;
   void SetState(State state, bool animate) override;
   void SetSpeechLevel(float speech_level) override;
 
@@ -98,8 +101,6 @@ class LogoViewImpl : public LogoView,
 
   chromeos::assistant::SoundLevelInputValueProvider
       sound_level_input_value_provider_;
-
-  DISALLOW_COPY_AND_ASSIGN(LogoViewImpl);
 };
 
 }  // namespace ash