[mus+ash] Removes WmWindow from ash/wm/mru_window_tracker and overview mode

ash/wm/overview/scoped_transform_overview_window.h

Index: ash/wm/overview/scoped_transform_overview_window.h
diff --git a/ash/wm/overview/scoped_transform_overview_window.h b/ash/wm/overview/scoped_transform_overview_window.h
index f57a5cbd71debe5cc2b55a0b486cdbfc755763da..7fb3d683d08bddfba225f9f1b6dcd0e0b69df112 100644
--- a/ash/wm/overview/scoped_transform_overview_window.h
+++ b/ash/wm/overview/scoped_transform_overview_window.h
@@ -19,6 +19,10 @@
 
 class SkRegion;
 
+namespace aura {
+class Window;
+}
+
 namespace gfx {
 class Rect;
 }
@@ -30,7 +34,6 @@ class Widget;
 namespace ash {
 
 class ScopedOverviewAnimationSettings;
-class WmWindow;
 
 // Manages a window, and it's transient children, in the overview mode. This
 // class allows transforming the windows with a helper to determine the best
@@ -63,7 +66,7 @@ class ASH_EXPORT ScopedTransformOverviewWindow : public ui::EventHandler {
   static gfx::Transform GetTransformForRect(const gfx::Rect& src_rect,
                                             const gfx::Rect& dst_rect);
 
-  explicit ScopedTransformOverviewWindow(WmWindow* window);
+  explicit ScopedTransformOverviewWindow(aura::Window* window);
   ~ScopedTransformOverviewWindow() override;
 
   // Starts an animation sequence which will use animation settings specified by
@@ -85,7 +88,7 @@ class ASH_EXPORT ScopedTransformOverviewWindow : public ui::EventHandler {
                             ScopedAnimationSettings* animation_settings);
 
   // Returns true if this window selector window contains the |target|.
-  bool Contains(const WmWindow* target) const;
+  bool Contains(const aura::Window* target) const;
 
   // Returns the original target bounds of all transformed windows.
   gfx::Rect GetTargetBoundsInScreen() const;
@@ -117,7 +120,7 @@ class ASH_EXPORT ScopedTransformOverviewWindow : public ui::EventHandler {
 
   // Applies the |transform| to the overview window and all of its transient
   // children.
-  void SetTransform(WmWindow* root_window, const gfx::Transform& transform);
+  void SetTransform(aura::Window* root_window, const gfx::Transform& transform);
 
   // Set's the opacity of the managed windows.
   void SetOpacity(float opacity);
@@ -132,21 +135,21 @@ class ASH_EXPORT ScopedTransformOverviewWindow : public ui::EventHandler {
   // Creates/Deletes a mirror window for minimized windows.
   void UpdateMirrorWindowForMinimizedState();
 
-  WmWindow* window() const { return window_; }
+  aura::Window* window() const { return window_; }
 
   // Closes the transient root of the window managed by |this|.
   void Close();
 
-  // Returns the window used to show the content in overview mdoe.
-  // For minmiezd window, this will be a window that hosts mirrored layers.
-  WmWindow* GetOverviewWindow() const;
+  // Returns the window used to show the content in overview mode.
+  // For minimized window, this will be a window that hosts mirrored layers.
+  aura::Window* GetOverviewWindow() const;
 
   // Ensures that a window is visible by setting its opacity to 1.
   void EnsureVisible();
 
   // Returns the window created for minimized window, or nullptr
   // if it does not exit.

[msw, 2017/05/23 22:50:24]

nit: s/exit/exist/, poor comment spelling/grammar abounds here!

[varkha, 2017/05/24 15:29:15]

Done. Fixed a few places I could spot, see if you can find some more offenders.
Thanks!

-  WmWindow* GetOverviewWindowForMinimizedState() const;
+  aura::Window* GetOverviewWindowForMinimizedState() const;
 
   // ui::EventHandler:
   void OnGestureEvent(ui::GestureEvent* event) override;
@@ -164,7 +167,7 @@ class ASH_EXPORT ScopedTransformOverviewWindow : public ui::EventHandler {
   static void SetImmediateCloseForTests();
 
   // A weak pointer to the real window in the overview.
-  WmWindow* window_;
+  aura::Window* window_;
 
   // Original window shape, if it was set on a window.
   std::unique_ptr<SkRegion> original_window_shape_;