[Cleanup] Rename WindowSettings to WindowState

ash/wm/workspace/workspace_event_handler.cc

Index: ash/wm/workspace/workspace_event_handler.cc
diff --git a/ash/wm/workspace/workspace_event_handler.cc b/ash/wm/workspace/workspace_event_handler.cc
index 870a925c03d01277e029e7ba4779c345720b4cb3..e174644927d6653e2cc54184f356acef9c0306df 100644
--- a/ash/wm/workspace/workspace_event_handler.cc
+++ b/ash/wm/workspace/workspace_event_handler.cc
@@ -9,7 +9,7 @@
 #include "ash/shell_delegate.h"
 #include "ash/touch/touch_uma.h"
 #include "ash/wm/coordinate_conversion.h"
-#include "ash/wm/property_util.h"
+#include "ash/wm/window_state.h"
 #include "ash/wm/window_util.h"
 #include "ash/wm/workspace/workspace_window_resizer.h"
 #include "ui/aura/client/aura_constants.h"
@@ -24,36 +24,29 @@
 namespace ash {
 namespace {
 
-void SingleAxisMaximize(aura::Window* window,
+void SingleAxisMaximize(wm::WindowState* window_state,
                         const gfx::Rect& maximize_rect_in_screen) {
-  gfx::Rect bounds_in_screen =
-      ScreenAsh::ConvertRectToScreen(window->parent(), window->bounds());
-  SetRestoreBoundsInScreen(window, bounds_in_screen);
-  gfx::Rect bounds_in_parent =
-      ScreenAsh::ConvertRectFromScreen(window->parent(),
-                                       maximize_rect_in_screen);
-  window->SetBounds(bounds_in_parent);
+  window_state->SaveCurrentBoundsForRestore();
+  window_state->SetBoundsInScreen(maximize_rect_in_screen);
 }
 
-void SingleAxisUnmaximize(aura::Window* window,
+void SingleAxisUnmaximize(wm::WindowState* window_state,
                           const gfx::Rect& restore_bounds_in_screen) {
-  gfx::Rect restore_bounds = ScreenAsh::ConvertRectFromScreen(
-      window->parent(), restore_bounds_in_screen);
-  window->SetBounds(restore_bounds);
-  ClearRestoreBounds(window);
+  window_state->SetBoundsInScreen(restore_bounds_in_screen);
+  window_state->ClearRestoreBounds();
 }
 
-void ToggleMaximizedState(aura::Window* window) {
-  if (GetRestoreBoundsInScreen(window)) {
-    if (window->GetProperty(aura::client::kShowStateKey) ==
-        ui::SHOW_STATE_NORMAL) {
-      window->SetBounds(GetRestoreBoundsInParent(window));
-      ClearRestoreBounds(window);
+void ToggleMaximizedState(wm::WindowState* window_state) {
+  if (window_state->HasRestoreBounds()) {
+    if (window_state->GetShowState() == ui::SHOW_STATE_NORMAL) {
+      window_state->window()->SetBounds(
+          window_state->GetRestoreBoundsInParent());
+      window_state->ClearRestoreBounds();
     } else {
-      window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
+      window_state->Restore();
     }
-  } else if (wm::CanMaximizeWindow(window)) {
-    window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MAXIMIZED);
+  } else if (window_state->CanMaximize()) {
+    window_state->Maximize();
   }
 }
 
@@ -93,7 +86,7 @@ void WorkspaceEventHandler::OnMouseEvent(ui::MouseEvent* event) {
         ToplevelWindowEventHandler::OnMouseEvent(event);
         return;
       }
-
+      wm::WindowState* target_state = wm::GetWindowState(target);
       if (event->flags() & ui::EF_IS_DOUBLE_CLICK &&
           event->IsOnlyLeftMouseButton() &&
           target->delegate()->GetNonClientComponent(event->location()) ==
@@ -103,13 +96,13 @@ void WorkspaceEventHandler::OnMouseEvent(ui::MouseEvent* event) {
         destroyed_ = &destroyed;
         ash::Shell::GetInstance()->delegate()->RecordUserMetricsAction(
             ash::UMA_TOGGLE_MAXIMIZE_CAPTION_CLICK);
-        ToggleMaximizedState(target);
+        ToggleMaximizedState(target_state);
         if (destroyed)
           return;
         destroyed_ = NULL;
       }
       multi_window_resize_controller_.Hide();
-      HandleVerticalResizeDoubleClick(target, event);
+      HandleVerticalResizeDoubleClick(target_state, event);
       break;
     }
     default:
@@ -130,7 +123,8 @@ void WorkspaceEventHandler::OnGestureEvent(ui::GestureEvent* event) {
       // TouchUMA::GESTURE_MAXIMIZE_DOUBLETAP is counted once.
       TouchUMA::GetInstance()->RecordGestureAction(
           TouchUMA::GESTURE_MAXIMIZE_DOUBLETAP);
-      ToggleMaximizedState(target);  // |this| may be destroyed from here.
+      // |this| may be destroyed from here.
+      ToggleMaximizedState(wm::GetWindowState(target));
       event->StopPropagation();
       return;
     } else {
@@ -143,29 +137,28 @@ void WorkspaceEventHandler::OnGestureEvent(ui::GestureEvent* event) {
 }
 
 void WorkspaceEventHandler::HandleVerticalResizeDoubleClick(
-    aura::Window* target,
+    wm::WindowState* target_state,
     ui::MouseEvent* event) {
+  aura::Window* target = target_state->window();
   gfx::Rect max_size(target->delegate()->GetMaximumSize());
-  if (event->flags() & ui::EF_IS_DOUBLE_CLICK &&
-      !wm::IsWindowMaximized(target)) {
+  if (event->flags() & ui::EF_IS_DOUBLE_CLICK && !target_state->IsMaximized()) {
     int component =
         target->delegate()->GetNonClientComponent(event->location());
-    gfx::Rect work_area =
-        Shell::GetScreen()->GetDisplayNearestWindow(target).work_area();
-    const gfx::Rect* restore_bounds =
-        GetRestoreBoundsInScreen(target);
+    gfx::Rect work_area = Shell::GetScreen()->GetDisplayNearestWindow(
+        target).work_area();
     if (component == HTBOTTOM || component == HTTOP) {
       // Don't maximize vertically if the window has a max height defined.
       if (max_size.height() != 0)
         return;
-      if (restore_bounds &&
+      if (target_state->HasRestoreBounds() &&
           (target->bounds().height() == work_area.height() &&
            target->bounds().y() == work_area.y())) {
-        SingleAxisUnmaximize(target, *restore_bounds);
+        SingleAxisUnmaximize(target_state,
+                             target_state->GetRestoreBoundsInScreen());
       } else {
         gfx::Point origin = target->bounds().origin();
         wm::ConvertPointToScreen(target->parent(), &origin);
-        SingleAxisMaximize(target,
+        SingleAxisMaximize(target_state,
                            gfx::Rect(origin.x(),
                                      work_area.y(),
                                      target->bounds().width(),
@@ -175,14 +168,15 @@ void WorkspaceEventHandler::HandleVerticalResizeDoubleClick(
       // Don't maximize horizontally if the window has a max width defined.
       if (max_size.width() != 0)
         return;
-      if (restore_bounds &&
+      if (target_state->HasRestoreBounds() &&
           (target->bounds().width() == work_area.width() &&
            target->bounds().x() == work_area.x())) {
-        SingleAxisUnmaximize(target, *restore_bounds);
+        SingleAxisUnmaximize(target_state,
+                             target_state->GetRestoreBoundsInScreen());
       } else {
         gfx::Point origin = target->bounds().origin();
         wm::ConvertPointToScreen(target->parent(), &origin);
-        SingleAxisMaximize(target,
+        SingleAxisMaximize(target_state,
                            gfx::Rect(work_area.x(),
                                      origin.y(),
                                      work_area.width(),