Change style of ConstrainedWindowViews.

chrome/browser/ui/views/constrained_window_views.cc

 // 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.
 
 #include "chrome/browser/ui/views/constrained_window_views.h"
 
 #include <algorithm>
 
-#include "base/utf_string_conversions.h"
-#include "chrome/app/chrome_command_ids.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/themes/theme_service.h"
 #include "chrome/browser/ui/constrained_window_tab_helper.h"
+#include "chrome/browser/ui/constrained_window_tab_helper_delegate.h"
 #include "chrome/browser/ui/tab_contents/tab_contents.h"
-#include "chrome/browser/ui/toolbar/toolbar_model.h"
-#include "chrome/browser/ui/views/frame/browser_view.h"
-#include "chrome/common/chrome_constants.h"
-#include "chrome/common/chrome_notification_types.h"
+#include "chrome/browser/ui/views/constrained_window_frame_view.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_view.h"
-#include "grit/chromium_strings.h"
-#include "grit/generated_resources.h"
-#include "grit/theme_resources.h"
-#include "grit/theme_resources_standard.h"
-#include "grit/ui_resources.h"
-#include "net/base/net_util.h"
-#include "ui/base/hit_test.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/canvas.h"
-#include "ui/gfx/font.h"
-#include "ui/gfx/path.h"
-#include "ui/gfx/rect.h"
-#include "ui/gfx/screen.h"
-#include "ui/views/color_constants.h"
-#include "ui/views/controls/button/image_button.h"
-#include "ui/views/focus/focus_manager.h"
-#include "ui/views/views_delegate.h"
 #include "ui/views/widget/widget.h"
-#include "ui/views/window/client_view.h"
-#include "ui/views/window/frame_background.h"
-#include "ui/views/window/non_client_view.h"
-#include "ui/views/window/window_resources.h"
-#include "ui/views/window/window_shape.h"
-
-#if defined(OS_WIN) && !defined(USE_AURA)
-#include "ui/views/widget/native_widget_win.h"
-#endif
-
-#if defined(USE_ASH)
-#include "ash/ash_switches.h"
-#include "ash/shell.h"
-#include "ash/wm/custom_frame_view_ash.h"
-#include "ash/wm/visibility_controller.h"
-#include "base/command_line.h"
-#include "ui/aura/window.h"
-#endif
-
-using base::TimeDelta;
-
-namespace views {
-class ClientView;
-}
-
-// An enumeration of image resources used by this window.
-enum {
-  FRAME_PART_IMAGE_FIRST = 0,  // Must be first.
-
-  // Window Frame Border.
-  FRAME_BOTTOM_EDGE,
-  FRAME_BOTTOM_LEFT_CORNER,
-  FRAME_BOTTOM_RIGHT_CORNER,
-  FRAME_LEFT_EDGE,
-  FRAME_RIGHT_EDGE,
-  FRAME_TOP_EDGE,
-  FRAME_TOP_LEFT_CORNER,
-  FRAME_TOP_RIGHT_CORNER,
-
-  FRAME_PART_IMAGE_COUNT  // Must be last.
-};
-
-static const int kXPFramePartIDs[] = {
-    0,
-    IDR_WINDOW_BOTTOM_CENTER, IDR_WINDOW_BOTTOM_LEFT_CORNER,
-    IDR_WINDOW_BOTTOM_RIGHT_CORNER, IDR_WINDOW_LEFT_SIDE,
-    IDR_WINDOW_RIGHT_SIDE, IDR_WINDOW_TOP_CENTER,
-    IDR_WINDOW_TOP_LEFT_CORNER, IDR_WINDOW_TOP_RIGHT_CORNER,
-    0 };
-static const int kVistaFramePartIDs[] = {
-    0,
-    IDR_CONSTRAINED_BOTTOM_CENTER_V, IDR_CONSTRAINED_BOTTOM_LEFT_CORNER_V,
-    IDR_CONSTRAINED_BOTTOM_RIGHT_CORNER_V, IDR_CONSTRAINED_LEFT_SIDE_V,
-    IDR_CONSTRAINED_RIGHT_SIDE_V, IDR_CONSTRAINED_TOP_CENTER_V,
-    IDR_CONSTRAINED_TOP_LEFT_CORNER_V, IDR_CONSTRAINED_TOP_RIGHT_CORNER_V,
-    0 };
-
-class XPWindowResources : public views::WindowResources {
- public:
-  XPWindowResources() {
-    InitClass();
-  }
-  virtual ~XPWindowResources() {}
-
-  virtual gfx::ImageSkia* GetPartImage(views::FramePartImage part_id) const {
-    return images_[part_id];
-  }
-
- private:
-  static void InitClass() {
-    static bool initialized = false;
-    if (!initialized) {
-      ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-      for (int i = 0; i < FRAME_PART_IMAGE_COUNT; ++i) {
-        int id = kXPFramePartIDs[i];
-        if (id != 0)
-          images_[i] = rb.GetImageSkiaNamed(id);
-      }
-      initialized = true;
-    }
-  }
-
-  static gfx::ImageSkia* images_[FRAME_PART_IMAGE_COUNT];
-
-  DISALLOW_COPY_AND_ASSIGN(XPWindowResources);
-};
-
-class VistaWindowResources : public views::WindowResources {
- public:
-  VistaWindowResources() {
-    InitClass();
-  }
-  virtual ~VistaWindowResources() {}
-
-  virtual gfx::ImageSkia* GetPartImage(views::FramePartImage part_id) const {
-    return images_[part_id];
-  }
-
- private:
-  static void InitClass() {
-    static bool initialized = false;
-    if (!initialized) {
-      ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-      for (int i = 0; i < FRAME_PART_IMAGE_COUNT; ++i) {
-        int id = kVistaFramePartIDs[i];
-        if (id != 0)
-          images_[i] = rb.GetImageSkiaNamed(id);
-      }
-      initialized = true;
-    }
-  }
-
-  static gfx::ImageSkia* images_[FRAME_PART_IMAGE_COUNT];
-
-  DISALLOW_COPY_AND_ASSIGN(VistaWindowResources);
-};
-
-gfx::ImageSkia* XPWindowResources::images_[];
-gfx::ImageSkia* VistaWindowResources::images_[];
-
-////////////////////////////////////////////////////////////////////////////////
-// ConstrainedWindowFrameView
-
-class ConstrainedWindowFrameView : public views::NonClientFrameView,
-                                   public views::ButtonListener {
- public:
-  explicit ConstrainedWindowFrameView(ConstrainedWindowViews* container);
-  virtual ~ConstrainedWindowFrameView();
-
-  void UpdateWindowTitle();
-
-  // Overridden from views::NonClientFrameView:
-  virtual gfx::Rect GetBoundsForClientView() const OVERRIDE;
-  virtual gfx::Rect GetWindowBoundsForClientBounds(
-      const gfx::Rect& client_bounds) const OVERRIDE;
-  virtual int NonClientHitTest(const gfx::Point& point) OVERRIDE;
-  virtual void GetWindowMask(const gfx::Size& size,
-                             gfx::Path* window_mask) OVERRIDE;
-  virtual void ResetWindowControls() OVERRIDE {}
-  virtual void UpdateWindowIcon() OVERRIDE {}
-
-  // Overridden from views::View:
-  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
-  virtual void Layout() OVERRIDE;
-  virtual void OnThemeChanged() OVERRIDE;
-
-  // Overridden from views::ButtonListener:
-  virtual void ButtonPressed(views::Button* sender,
-                             const views::Event& event) OVERRIDE;
-
- private:
-  // Returns the thickness of the entire nonclient left, right, and bottom
-  // borders, including both the window frame and any client edge.
-  int NonClientBorderThickness() const;
-
-  // Returns the height of the entire nonclient top border, including the window
-  // frame, any title area, and any connected client edge.
-  int NonClientTopBorderHeight() const;
-
-  // Returns the thickness of the nonclient portion of the 3D edge along the
-  // bottom of the titlebar.
-  int TitlebarBottomThickness() const;
-
-  // Returns what the size of the titlebar icon would be if there was one.
-  int IconSize() const;
-
-  // Returns what the titlebar icon's bounds would be if there was one.
-  gfx::Rect IconBounds() const;
-
-  // Paints different parts of the window to the incoming canvas.
-  void PaintFrameBorder(gfx::Canvas* canvas);
-  void PaintTitleBar(gfx::Canvas* canvas);
-  void PaintClientEdge(gfx::Canvas* canvas);
-
-  // Layout various sub-components of this view.
-  void LayoutWindowControls();
-  void LayoutTitleBar();
-
-  // Returns the bounds of the client area for the specified view size.
-  gfx::Rect CalculateClientAreaBounds(int width, int height) const;
-
-  SkColor GetTitleColor() const {
-    return container_->owner()->profile()->IsOffTheRecord()
-#if defined(OS_WIN) && !defined(USE_AURA)
-            || !views::NativeWidgetWin::IsAeroGlassEnabled()
-#endif
-            ? SK_ColorWHITE : SK_ColorBLACK;
-  }
-
-  // Loads the appropriate set of WindowResources for the frame view.
-  void InitWindowResources();
-
-  ConstrainedWindowViews* container_;
-
-  scoped_ptr<views::WindowResources> resources_;
-
-  gfx::Rect title_bounds_;
-
-  views::ImageButton* close_button_;
-
-  // The bounds of the ClientView.
-  gfx::Rect client_view_bounds_;
-
-  // Background painter for the frame.
-  scoped_ptr<views::FrameBackground> frame_background_;
-
-  static void InitClass();
-
-  // The font to be used to render the titlebar text.
-  static const gfx::Font* title_font_;
-
-  DISALLOW_COPY_AND_ASSIGN(ConstrainedWindowFrameView);
-};
-
-const gfx::Font* ConstrainedWindowFrameView::title_font_ = NULL;
-
-namespace {
-// The frame border is only visible in restored mode and is hardcoded to 4 px on
-// each side regardless of the system window border size.
-const int kFrameBorderThickness = 4;
-// Various edges of the frame border have a 1 px shadow along their edges; in a
-// few cases we shift elements based on this amount for visual appeal.
-const int kFrameShadowThickness = 1;
-// In the window corners, the resize areas don't actually expand bigger, but the
-// 16 px at the end of each edge triggers diagonal resizing.
-const int kResizeAreaCornerSize = 16;
-// The titlebar never shrinks too short to show the caption button plus some
-// padding below it.
-const int kCaptionButtonHeightWithPadding = 19;
-// The titlebar has a 2 px 3D edge along the top and bottom.
-const int kTitlebarTopAndBottomEdgeThickness = 2;
-// The icon would never shrink below 16 px on a side, if there was one.
-const int kIconMinimumSize = 16;
-// The title text starts 2 px from the right edge of the left frame border.
-const int kTitleLeftSpacing = 2;
-// There is a 5 px gap between the title text and the caption buttons.
-const int kTitleCaptionSpacing = 5;
-
-const SkColor kContentsBorderShadow = SkColorSetARGB(51, 0, 0, 0);
-
-}  // namespace
-
-////////////////////////////////////////////////////////////////////////////////
-// ConstrainedWindowFrameView, public:
-
-ConstrainedWindowFrameView::ConstrainedWindowFrameView(
-    ConstrainedWindowViews* container)
-    : NonClientFrameView(),
-      container_(container),
-      close_button_(new views::ImageButton(this)),
-      frame_background_(new views::FrameBackground()) {
-  InitClass();
-  InitWindowResources();
-
-  // Constrained windows always use the custom frame - they just have a
-  // different set of images.
-  container->set_frame_type(views::Widget::FRAME_TYPE_FORCE_CUSTOM);
-
-  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-  close_button_->SetImage(views::CustomButton::BS_NORMAL,
-                          rb.GetImageSkiaNamed(IDR_CLOSE_SA));
-  close_button_->SetImage(views::CustomButton::BS_HOT,
-                          rb.GetImageSkiaNamed(IDR_CLOSE_SA_H));
-  close_button_->SetImage(views::CustomButton::BS_PUSHED,
-                          rb.GetImageSkiaNamed(IDR_CLOSE_SA_P));
-  close_button_->SetImageAlignment(views::ImageButton::ALIGN_CENTER,
-                                   views::ImageButton::ALIGN_MIDDLE);
-  AddChildView(close_button_);
-}
-
-ConstrainedWindowFrameView::~ConstrainedWindowFrameView() {
-}
-
-void ConstrainedWindowFrameView::UpdateWindowTitle() {
-  SchedulePaintInRect(title_bounds_);
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// ConstrainedWindowFrameView, views::NonClientFrameView implementation:
-
-gfx::Rect ConstrainedWindowFrameView::GetBoundsForClientView() const {
-  return client_view_bounds_;
-}
-
-gfx::Rect ConstrainedWindowFrameView::GetWindowBoundsForClientBounds(
-    const gfx::Rect& client_bounds) const {
-  int top_height = NonClientTopBorderHeight();
-  int border_thickness = NonClientBorderThickness();
-  return gfx::Rect(std::max(0, client_bounds.x() - border_thickness),
-                   std::max(0, client_bounds.y() - top_height),
-                   client_bounds.width() + (2 * border_thickness),
-                   client_bounds.height() + top_height + border_thickness);
-}
-
-int ConstrainedWindowFrameView::NonClientHitTest(const gfx::Point& point) {
-  if (!bounds().Contains(point))
-    return HTNOWHERE;
-
-  int frame_component =
-      container_->client_view()->NonClientHitTest(point);
-
-  // See if we're in the sysmenu region.  (We check the ClientView first to be
-  // consistent with OpaqueBrowserFrameView; it's not really necessary here.)
-  gfx::Rect sysmenu_rect(IconBounds());
-  sysmenu_rect.set_x(GetMirroredXForRect(sysmenu_rect));
-  if (sysmenu_rect.Contains(point))
-    return (frame_component == HTCLIENT) ? HTCLIENT : HTSYSMENU;
-
-  if (frame_component != HTNOWHERE)
-    return frame_component;
-
-  // Then see if the point is within any of the window controls.
-  if (close_button_->GetMirroredBounds().Contains(point))
-    return HTCLOSE;
-
-  int window_component = GetHTComponentForFrame(point, kFrameBorderThickness,
-      NonClientBorderThickness(), kResizeAreaCornerSize, kResizeAreaCornerSize,
-      container_->widget_delegate()->CanResize());
-  // Fall back to the caption if no other component matches.
-  return (window_component == HTNOWHERE) ? HTCAPTION : window_component;
-}
-
-void ConstrainedWindowFrameView::GetWindowMask(const gfx::Size& size,
-                                               gfx::Path* window_mask) {
-  DCHECK(window_mask);
-  views::GetDefaultWindowMask(size, window_mask);
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// ConstrainedWindowFrameView, views::View implementation:
-
-void ConstrainedWindowFrameView::OnPaint(gfx::Canvas* canvas) {
-  PaintFrameBorder(canvas);
-  PaintTitleBar(canvas);
-  PaintClientEdge(canvas);
-}
-
-void ConstrainedWindowFrameView::Layout() {
-  LayoutWindowControls();
-  LayoutTitleBar();
-  client_view_bounds_ = CalculateClientAreaBounds(width(), height());
-}
-
-void ConstrainedWindowFrameView::OnThemeChanged() {
-  InitWindowResources();
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// ConstrainedWindowFrameView, views::ButtonListener implementation:
-
-void ConstrainedWindowFrameView::ButtonPressed(
-    views::Button* sender, const views::Event& event) {
-  if (sender == close_button_)
-    container_->CloseConstrainedWindow();
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// ConstrainedWindowFrameView, private:
-
-int ConstrainedWindowFrameView::NonClientBorderThickness() const {
-  return kFrameBorderThickness + kClientEdgeThickness;
-}
-
-int ConstrainedWindowFrameView::NonClientTopBorderHeight() const {
-  return std::max(kFrameBorderThickness + IconSize(),
-                  kFrameShadowThickness + kCaptionButtonHeightWithPadding) +
-      TitlebarBottomThickness();
-}
-
-int ConstrainedWindowFrameView::TitlebarBottomThickness() const {
-  return kTitlebarTopAndBottomEdgeThickness + kClientEdgeThickness;
-}
-
-int ConstrainedWindowFrameView::IconSize() const {
-#if defined(OS_WIN)
-  // This metric scales up if either the titlebar height or the titlebar font
-  // size are increased.
-  return GetSystemMetrics(SM_CYSMICON);
-#else
-  return std::max(title_font_->GetHeight(), kIconMinimumSize);
-#endif
-}
-
-gfx::Rect ConstrainedWindowFrameView::IconBounds() const {
-  int size = IconSize();
-  // Our frame border has a different "3D look" than Windows'.  Theirs has a
-  // more complex gradient on the top that they push their icon/title below;
-  // then the maximized window cuts this off and the icon/title are centered
-  // in the remaining space.  Because the apparent shape of our border is
-  // simpler, using the same positioning makes things look slightly uncentered
-  // with restored windows, so instead of calculating the remaining space from
-  // below the frame border, we calculate from below the 3D edge.
-  int unavailable_px_at_top = kTitlebarTopAndBottomEdgeThickness;
-  // When the icon is shorter than the minimum space we reserve for the caption
-  // button, we vertically center it.  We want to bias rounding to put extra
-  // space above the icon, since the 3D edge + client edge below looks (to the
-  // eye) more like additional space than does the 3D edge above; hence the +1.
-  int y = unavailable_px_at_top + (NonClientTopBorderHeight() -
-      unavailable_px_at_top - size - TitlebarBottomThickness() + 1) / 2;
-  return gfx::Rect(kFrameBorderThickness + kTitleLeftSpacing, y, size, size);
-}
-
-void ConstrainedWindowFrameView::PaintFrameBorder(gfx::Canvas* canvas) {
-  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-  frame_background_->set_frame_color(ThemeService::GetDefaultColor(
-      ThemeService::COLOR_FRAME));
-  gfx::ImageSkia* theme_frame = rb.GetImageSkiaNamed(IDR_THEME_FRAME);
-  frame_background_->set_theme_image(theme_frame);
-  frame_background_->set_theme_overlay_image(NULL);
-  frame_background_->set_top_area_height(theme_frame->height());
-
-  frame_background_->SetCornerImages(
-      resources_->GetPartImage(FRAME_TOP_LEFT_CORNER),
-      resources_->GetPartImage(FRAME_TOP_RIGHT_CORNER),
-      resources_->GetPartImage(FRAME_BOTTOM_LEFT_CORNER),
-      resources_->GetPartImage(FRAME_BOTTOM_RIGHT_CORNER));
-  frame_background_->SetSideImages(
-      resources_->GetPartImage(FRAME_LEFT_EDGE),
-      resources_->GetPartImage(FRAME_TOP_EDGE),
-      resources_->GetPartImage(FRAME_RIGHT_EDGE),
-      resources_->GetPartImage(FRAME_BOTTOM_EDGE));
-  frame_background_->PaintRestored(canvas, this);
-}
-
-void ConstrainedWindowFrameView::PaintTitleBar(gfx::Canvas* canvas) {
-  canvas->DrawStringInt(
-      container_->widget_delegate()->GetWindowTitle(),
-      *title_font_, GetTitleColor(), GetMirroredXForRect(title_bounds_),
-      title_bounds_.y(), title_bounds_.width(), title_bounds_.height());
-}
-
-void ConstrainedWindowFrameView::PaintClientEdge(gfx::Canvas* canvas) {
-  gfx::Rect client_edge_bounds(CalculateClientAreaBounds(width(), height()));
-  client_edge_bounds.Inset(-kClientEdgeThickness, -kClientEdgeThickness);
-  gfx::Rect frame_shadow_bounds(client_edge_bounds);
-  frame_shadow_bounds.Inset(-kFrameShadowThickness, -kFrameShadowThickness);
-
-  canvas->FillRect(frame_shadow_bounds, kContentsBorderShadow);
-  canvas->FillRect(client_edge_bounds, views::kClientEdgeColor);
-}
-
-void ConstrainedWindowFrameView::LayoutWindowControls() {
-  gfx::Size close_button_size = close_button_->GetPreferredSize();
-  close_button_->SetBounds(
-      width() - kFrameBorderThickness - close_button_size.width(),
-      kFrameShadowThickness, close_button_size.width(),
-      close_button_size.height());
-}
-
-void ConstrainedWindowFrameView::LayoutTitleBar() {
-  // The window title is based on the calculated icon position, even though'
-  // there is no icon in constrained windows.
-  gfx::Rect icon_bounds(IconBounds());
-  int title_x = icon_bounds.x();
-  int title_height = title_font_->GetHeight();
-  // We bias the title position so that when the difference between the icon and
-  // title heights is odd, the extra pixel of the title is above the vertical
-  // midline rather than below.  This compensates for how the icon is already
-  // biased downwards (see IconBounds()) and helps prevent descenders on the
-  // title from overlapping the 3D edge at the bottom of the titlebar.
-  title_bounds_.SetRect(title_x,
-      icon_bounds.y() + ((icon_bounds.height() - title_height - 1) / 2),
-      std::max(0, close_button_->x() - kTitleCaptionSpacing - title_x),
-      title_height);
-}
-
-gfx::Rect ConstrainedWindowFrameView::CalculateClientAreaBounds(
-    int width,
-    int height) const {
-  int top_height = NonClientTopBorderHeight();
-  int border_thickness = NonClientBorderThickness();
-  return gfx::Rect(border_thickness, top_height,
-                   std::max(0, width - (2 * border_thickness)),
-                   std::max(0, height - top_height - border_thickness));
-}
-
-void ConstrainedWindowFrameView::InitWindowResources() {
-#if defined(OS_WIN) && !defined(USE_AURA)
-  resources_.reset(views::NativeWidgetWin::IsAeroGlassEnabled() ?
-      static_cast<views::WindowResources*>(new VistaWindowResources) :
-      new XPWindowResources);
-#else
-  // TODO(oshima): Use aura frame decoration.
-  resources_.reset(new XPWindowResources);
-#endif
-}
-
-// static
-void ConstrainedWindowFrameView::InitClass() {
-  static bool initialized = false;
-  if (!initialized) {
-#if defined(OS_WIN) && !defined(USE_AURA)
-    title_font_ = new gfx::Font(views::NativeWidgetWin::GetWindowTitleFont());
-#else
-    ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-    title_font_ = &rb.GetFont(ui::ResourceBundle::MediumFont);
-#endif
-    initialized = true;
-  }
-}
-
-#if defined(USE_ASH)
-// Ash has its own window frames, but we need the special close semantics for
-// constrained windows.
-class ConstrainedWindowFrameViewAsh : public ash::CustomFrameViewAsh {
- public:
-  explicit ConstrainedWindowFrameViewAsh()
-      : ash::CustomFrameViewAsh(),
-        container_(NULL) {
-  }
-
-  void Init(ConstrainedWindowViews* container) {
-    container_ = container;
-    ash::CustomFrameViewAsh::Init(container);
-    // Always use "active" look.
-    SetInactiveRenderingDisabled(true);
-  }
-
-  // views::ButtonListener overrides:
-  virtual void ButtonPressed(views::Button* sender,
-                             const views::Event& event) OVERRIDE {
-    if (sender == close_button())
-      container_->CloseConstrainedWindow();
-  }
-
- private:
-  ConstrainedWindowViews* container_;  // not owned
-  DISALLOW_COPY_AND_ASSIGN(ConstrainedWindowFrameViewAsh);
-};
-#endif  // defined(USE_ASH)
+#include "ui/views/widget/widget_delegate.h"
 
 ////////////////////////////////////////////////////////////////////////////////
 // ConstrainedWindowViews, public:
 
 ConstrainedWindowViews::ConstrainedWindowViews(
     TabContents* tab_contents,
     views::WidgetDelegate* widget_delegate)
     : tab_contents_(tab_contents),
       ALLOW_THIS_IN_INITIALIZER_LIST(native_constrained_window_(
           NativeConstrainedWindow::CreateNativeConstrainedWindow(this))) {
+  // Using TYPE_WINDOW_FRAMELESS here would NOT give us what we want.
+  // Doing so results in a popup window.
   views::Widget::InitParams params(views::Widget::InitParams::TYPE_WINDOW);
   params.delegate = widget_delegate;
   params.native_widget = native_constrained_window_->AsNativeWidget();
   params.child = true;
   params.parent = tab_contents->web_contents()->GetNativeView();
-#if defined(USE_ASH)
-  // Ash window headers can be transparent.
-  params.transparent = true;
-  ash::SetChildWindowVisibilityChangesAnimated(params.parent);
-#endif
+  params.has_dropshadow = true;
   Init(params);
 
   tab_contents_->constrained_window_tab_helper()->AddConstrainedDialog(this);
 }
 
 ConstrainedWindowViews::~ConstrainedWindowViews() {
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // ConstrainedWindowViews, ConstrainedWindow implementation:
@@ skipping 14 matching lines @@
 
 void ConstrainedWindowViews::FocusConstrainedWindow() {
   ConstrainedWindowTabHelper* helper =
       tab_contents_->constrained_window_tab_helper();
   if ((!helper->delegate() ||
        helper->delegate()->ShouldFocusConstrainedWindow()) &&
       widget_delegate() &&
       widget_delegate()->GetInitiallyFocusedView()) {
     widget_delegate()->GetInitiallyFocusedView()->RequestFocus();
   }
-#if defined(USE_ASH)
-  GetNativeView()->Focus();
-#endif
 }
 
 gfx::NativeWindow ConstrainedWindowViews::GetNativeWindow() {
   return Widget::GetNativeWindow();
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-// ConstrainedWindowViews, views::Widget overrides:
-
-views::NonClientFrameView* ConstrainedWindowViews::CreateNonClientFrameView() {
-#if defined(USE_ASH)
-  CommandLine* command_line = CommandLine::ForCurrentProcess();
-  if (command_line->HasSwitch(ash::switches::kAuraGoogleDialogFrames))
-    return ash::Shell::GetInstance()->CreateDefaultNonClientFrameView(this);
-  ConstrainedWindowFrameViewAsh* frame = new ConstrainedWindowFrameViewAsh;
-  frame->Init(this);
-  return frame;
-#endif
-  return new ConstrainedWindowFrameView(this);
-}
-
-////////////////////////////////////////////////////////////////////////////////
 // ConstrainedWindowViews, NativeConstrainedWindowDelegate implementation:
 
 void ConstrainedWindowViews::OnNativeConstrainedWindowDestroyed() {
   tab_contents_->constrained_window_tab_helper()->WillClose(this);
 }
 
 void ConstrainedWindowViews::OnNativeConstrainedWindowMouseActivate() {
   Activate();
 }
 
 views::internal::NativeWidgetDelegate*
     ConstrainedWindowViews::AsNativeWidgetDelegate() {
   return this;
 }
+
+////////////////////////////////////////////////////////////////////////////////
+// ConstrainedWindowViews, views::Widget overrides:
+
+views::NonClientFrameView* ConstrainedWindowViews::CreateNonClientFrameView() {
+  return new ConstrainedWindowFrameView(this);
+}