Reland r107720 - Enable the new layer animation framework.

chrome/browser/ui/touch/animation/screen_rotation.cc

Index: chrome/browser/ui/touch/animation/screen_rotation.cc
diff --git a/chrome/browser/ui/touch/animation/screen_rotation.cc b/chrome/browser/ui/touch/animation/screen_rotation.cc
index 2307461e3293f2a973907440acc668b020dc64b8..81ebbcfb47abf1aafcbc402a5bd23714aa68287e 100644
--- a/chrome/browser/ui/touch/animation/screen_rotation.cc
+++ b/chrome/browser/ui/touch/animation/screen_rotation.cc
@@ -9,6 +9,7 @@
 #include "base/task.h"
 #include "ui/base/animation/slide_animation.h"
 #include "ui/gfx/compositor/layer.h"
+#include "ui/gfx/compositor/layer_animation_delegate.h"
 #include "ui/gfx/interpolated_transform.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/transform.h"
@@ -18,7 +19,6 @@
 
 namespace {
 const int kDefaultTransitionDurationMs = 350;
-
 } // namespace
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -33,10 +33,12 @@ ScreenRotationListener::~ScreenRotationListener() {
 //
 
 ScreenRotation::ScreenRotation(views::View* view,
+                               ui::LayerAnimationDelegate* delegate,
                                ScreenRotationListener* listener,
                                float old_degrees,
                                float new_degrees)
     : view_(view),
+      delegate_(delegate),
       widget_(view->GetWidget()),
       listener_(listener),
       old_degrees_(old_degrees),
@@ -65,15 +67,15 @@ ScreenRotation::~ScreenRotation() {
 
 void ScreenRotation::Stop() {
   animation_.reset();
-  if (view_->layer()) {
+  if (delegate_) {
     if (!interpolated_transform_.get()) {
       // attempt to initialize.
       Init();
     }
     if (interpolated_transform_.get()) {
-      view_->layer()->SetTransform(interpolated_transform_->Interpolate(1.0));
-      view_->GetWidget()->SchedulePaintInRect(
-          view_->GetWidget()->GetClientAreaScreenBounds());
+      delegate_->SetTransformFromAnimation(
+          interpolated_transform_->Interpolate(1.0));
+      delegate_->ScheduleDrawForAnimation();
     }
   }
   Finalize();
@@ -85,9 +87,9 @@ void ScreenRotation::Stop() {
 
 void ScreenRotation::AnimationProgressed(const ui::Animation* anim) {
   TRACE_EVENT0("ScreenRotation", "step");
-  view_->layer()->SetTransform(interpolated_transform_->Interpolate(
-      anim->GetCurrentValue()));
-  widget_->SchedulePaintInRect(widget_->GetClientAreaScreenBounds());
+  delegate_->SetTransformFromAnimation(
+      interpolated_transform_->Interpolate(anim->GetCurrentValue()));
+  delegate_->ScheduleDrawForAnimation();
 }
 
 void ScreenRotation::AnimationEnded(const ui::Animation* anim) {
@@ -102,8 +104,8 @@ void ScreenRotation::AnimationEnded(const ui::Animation* anim) {
   translation.SetTranslate(new_origin_.x() - origin.x(),
                            new_origin_.y() - origin.y());
   xform.ConcatTransform(translation);
-  view_->layer()->SetTransform(xform);
-  widget_->SchedulePaintInRect(widget_->GetClientAreaScreenBounds());
+  delegate_->SetTransformFromAnimation(xform);
+  delegate_->ScheduleDrawForAnimation();
   animation_stopped_ = true;
 }
 
@@ -124,8 +126,9 @@ void ScreenRotation::Init() {
 
   gfx::Point old_pivot;
   gfx::Point new_pivot;
-  int width = view_->layer()->bounds().width();
-  int height = view_->layer()->bounds().height();
+  const gfx::Rect bounds = delegate_->GetBoundsForAnimation();

[sky, 2011/10/20 20:30:30]

const gfx::Rect&

+  int width = bounds.width();
+  int height = bounds.height();
 
   switch (degrees) {
     case 90: