Add compositing, layers to app_list_demo

ui/views/widget/native_widget_mac.mm

Index: ui/views/widget/native_widget_mac.mm
diff --git a/ui/views/widget/native_widget_mac.mm b/ui/views/widget/native_widget_mac.mm
index f40c2f476281fbcb4ba69d29ecb56291ff407a46..47209c2a73be21b0bcc04e52e92e554e2244d692 100644
--- a/ui/views/widget/native_widget_mac.mm
+++ b/ui/views/widget/native_widget_mac.mm
@@ -129,8 +129,7 @@ bool NativeWidgetMac::ShouldUseNativeFrame() const {
 }
 
 bool NativeWidgetMac::ShouldWindowContentsBeTransparent() const {
-  NOTIMPLEMENTED();
-  return false;
+  return true;
 }
 
 void NativeWidgetMac::FrameTypeChanged() {
@@ -160,18 +159,15 @@ Widget* NativeWidgetMac::GetTopLevelWidget() {
 }
 
 const ui::Compositor* NativeWidgetMac::GetCompositor() const {
-  NOTIMPLEMENTED();
-  return NULL;
+  return bridge_->layer() ? bridge_->layer()->GetCompositor() : NULL;
 }
 
 ui::Compositor* NativeWidgetMac::GetCompositor() {
-  NOTIMPLEMENTED();
-  return NULL;
+  return bridge_->layer() ? bridge_->layer()->GetCompositor() : NULL;
 }
 
 ui::Layer* NativeWidgetMac::GetLayer() {
-  NOTIMPLEMENTED();
-  return NULL;
+  return bridge_->GetOrCreateLayer();
 }
 
 void NativeWidgetMac::ReorderNativeViews() {
@@ -198,16 +194,19 @@ TooltipManager* NativeWidgetMac::GetTooltipManager() const {
 }
 
 void NativeWidgetMac::SetCapture() {
-  NOTIMPLEMENTED();
+  // Basic mouse capture to simulate ::SetCapture() from Windows. Capture on OSX
+  // is automatic for mouse drag events. This allows mouse move events to also
+  // be sent to responders, but only when the mouse is over the window. To get
+  // move events outside the window, Mac will need an event tap.
+  [GetNativeWindow() setAcceptsMouseMovedEvents:YES];
 }
 
 void NativeWidgetMac::ReleaseCapture() {
-  NOTIMPLEMENTED();
+  [GetNativeWindow() setAcceptsMouseMovedEvents:NO];
 }
 
 bool NativeWidgetMac::HasCapture() const {
-  NOTIMPLEMENTED();
-  return false;
+  return [GetNativeWindow() acceptsMouseMovedEvents];
 }
 
 InputMethod* NativeWidgetMac::CreateInputMethod() {
@@ -271,9 +270,8 @@ gfx::Rect NativeWidgetMac::GetRestoredBounds() const {
 }
 
 void NativeWidgetMac::SetBounds(const gfx::Rect& bounds) {
-  [GetNativeWindow() setFrame:gfx::ScreenRectToNSRect(bounds)
-                      display:YES
-                      animate:NO];
+  if (bridge_)
+    bridge_->SetBounds(bounds);
 }
 
 void NativeWidgetMac::SetSize(const gfx::Size& size) {
@@ -456,6 +454,9 @@ void NativeWidgetMac::SchedulePaintInRect(const gfx::Rect& rect) {
   // TODO(tapted): This should use setNeedsDisplayInRect:, once the coordinate
   // system of |rect| has been converted.
   [GetNativeView() setNeedsDisplay:YES];
+  if (bridge_ && bridge_->layer()) {
+    bridge_->layer()->SchedulePaint(rect);
+  }
 }
 
 void NativeWidgetMac::SetCursor(gfx::NativeCursor cursor) {