Revert of cc: Remove use of PassAs() and constructor-casting with scoped_ptr.

cc/animation/layer_animation_controller_unittest.cc

 // Copyright 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 "cc/animation/layer_animation_controller.h"
 
 #include "cc/animation/animation.h"
 #include "cc/animation/animation_curve.h"
 #include "cc/animation/animation_delegate.h"
 #include "cc/animation/animation_registrar.h"
@@ skipping 498 matching lines @@
       KeyframedTransformAnimationCurve::Create());
 
   // Create simple Transform animation.
   TransformOperations operations;
   curve->AddKeyframe(
       TransformKeyframe::Create(0, operations, scoped_ptr<TimingFunction>()));
   operations.AppendTranslate(delta_x, delta_y, 0);
   curve->AddKeyframe(
       TransformKeyframe::Create(1, operations, scoped_ptr<TimingFunction>()));
 
-  scoped_ptr<Animation> animation(
-      Animation::Create(curve.Pass(), 1, 0, Animation::Transform));
+  scoped_ptr<Animation> animation(Animation::Create(
+      curve.PassAs<AnimationCurve>(), 1, 0, Animation::Transform));
   animation->set_is_impl_only(true);
   controller_impl->AddAnimation(animation.Pass());
 
   // Run animation.
   controller_impl->Animate(kInitialTickTime);
   controller_impl->UpdateState(true, events.get());
   EXPECT_TRUE(controller_impl->HasActiveAnimation());
   EXPECT_EQ(gfx::Transform(), dummy_impl.transform());
   EXPECT_EQ(1u, events->size());
   const AnimationEvent* start_transform_event =
@@ skipping 30 matching lines @@
 
   FilterOperations start_filters;
   start_filters.Append(FilterOperation::CreateBrightnessFilter(1.f));
   curve->AddKeyframe(
       FilterKeyframe::Create(0, start_filters, scoped_ptr<TimingFunction>()));
   FilterOperations end_filters;
   end_filters.Append(FilterOperation::CreateBrightnessFilter(2.f));
   curve->AddKeyframe(
       FilterKeyframe::Create(1, end_filters, scoped_ptr<TimingFunction>()));
 
-  scoped_ptr<Animation> animation(
-      Animation::Create(curve.Pass(), 1, 0, Animation::Filter));
+  scoped_ptr<Animation> animation(Animation::Create(
+      curve.PassAs<AnimationCurve>(), 1, 0, Animation::Filter));
   controller->AddAnimation(animation.Pass());
 
   controller->Animate(kInitialTickTime);
   controller->UpdateState(true, events.get());
   EXPECT_TRUE(controller->HasActiveAnimation());
   EXPECT_EQ(start_filters, dummy.filters());
   // A non-impl-only animation should not generate property updates.
   const AnimationEvent* event = GetMostRecentPropertyUpdateEvent(events.get());
   EXPECT_FALSE(event);
 
@@ skipping 27 matching lines @@
   // Create simple Filter animation.
   FilterOperations start_filters;
   start_filters.Append(FilterOperation::CreateBrightnessFilter(1.f));
   curve->AddKeyframe(
       FilterKeyframe::Create(0, start_filters, scoped_ptr<TimingFunction>()));
   FilterOperations end_filters;
   end_filters.Append(FilterOperation::CreateBrightnessFilter(2.f));
   curve->AddKeyframe(
       FilterKeyframe::Create(1, end_filters, scoped_ptr<TimingFunction>()));
 
-  scoped_ptr<Animation> animation(
-      Animation::Create(curve.Pass(), 1, 0, Animation::Filter));
+  scoped_ptr<Animation> animation(Animation::Create(
+      curve.PassAs<AnimationCurve>(), 1, 0, Animation::Filter));
   animation->set_is_impl_only(true);
   controller_impl->AddAnimation(animation.Pass());
 
   // Run animation.
   controller_impl->Animate(kInitialTickTime);
   controller_impl->UpdateState(true, events.get());
   EXPECT_TRUE(controller_impl->HasActiveAnimation());
   EXPECT_EQ(start_filters, dummy_impl.filters());
   EXPECT_EQ(1u, events->size());
   const AnimationEvent* start_filter_event =
@@ skipping 31 matching lines @@
   controller->AddValueObserver(&dummy);
   controller->set_value_provider(&dummy_provider);
 
   gfx::Vector2dF initial_value(100.f, 300.f);
   gfx::Vector2dF target_value(300.f, 200.f);
   scoped_ptr<ScrollOffsetAnimationCurve> curve(
       ScrollOffsetAnimationCurve::Create(
           target_value,
           EaseInOutTimingFunction::Create().Pass()));
 
-  scoped_ptr<Animation> animation(
-      Animation::Create(curve.Pass(), 1, 0, Animation::ScrollOffset));
+  scoped_ptr<Animation> animation(Animation::Create(
+      curve.PassAs<AnimationCurve>(), 1, 0, Animation::ScrollOffset));
   animation->set_needs_synchronized_start_time(true);
   controller->AddAnimation(animation.Pass());
 
   dummy_provider_impl.set_scroll_offset(initial_value);
   controller->PushAnimationUpdatesTo(controller_impl.get());
   controller_impl->ActivateAnimations();
   EXPECT_TRUE(controller_impl->GetAnimation(Animation::ScrollOffset));
   double duration_in_seconds =
       controller_impl->GetAnimation(Animation::ScrollOffset)
           ->curve()
@@ skipping 60 matching lines @@
   controller->AddValueObserver(&dummy);
   controller->set_value_provider(&dummy_provider);
 
   gfx::Vector2dF initial_value(500.f, 100.f);
   gfx::Vector2dF target_value(300.f, 200.f);
   scoped_ptr<ScrollOffsetAnimationCurve> curve(
       ScrollOffsetAnimationCurve::Create(
           target_value,
           EaseInOutTimingFunction::Create().Pass()));
 
-  scoped_ptr<Animation> animation(
-      Animation::Create(curve.Pass(), 1, 0, Animation::ScrollOffset));
+  scoped_ptr<Animation> animation(Animation::Create(
+      curve.PassAs<AnimationCurve>(), 1, 0, Animation::ScrollOffset));
   animation->set_needs_synchronized_start_time(true);
   controller->AddAnimation(animation.Pass());
 
   dummy_provider.set_scroll_offset(initial_value);
   controller->PushAnimationUpdatesTo(controller_impl.get());
   controller_impl->ActivateAnimations();
   EXPECT_TRUE(controller_impl->GetAnimation(Animation::ScrollOffset));
   double duration_in_seconds =
       controller_impl->GetAnimation(Animation::ScrollOffset)
           ->curve()
@@ skipping 54 matching lines @@
 
   gfx::Vector2dF initial_value(100.f, 300.f);
   gfx::Vector2dF target_value(300.f, 200.f);
   scoped_ptr<ScrollOffsetAnimationCurve> curve(
       ScrollOffsetAnimationCurve::Create(
           target_value,
           EaseInOutTimingFunction::Create().Pass()));
   curve->SetInitialValue(initial_value);
   double duration_in_seconds = curve->Duration();
 
-  scoped_ptr<Animation> animation(
-      Animation::Create(curve.Pass(), 1, 0, Animation::ScrollOffset));
+  scoped_ptr<Animation> animation(Animation::Create(
+      curve.PassAs<AnimationCurve>(), 1, 0, Animation::ScrollOffset));
   animation->set_is_impl_only(true);
   controller_impl->AddAnimation(animation.Pass());
 
   controller_impl->Animate(kInitialTickTime);
   controller_impl->UpdateState(true, events.get());
   EXPECT_TRUE(controller_impl->HasActiveAnimation());
   EXPECT_EQ(initial_value, dummy_impl.scroll_offset());
   // Scroll offset animations should not generate property updates.
   const AnimationEvent* event = GetMostRecentPropertyUpdateEvent(events.get());
   EXPECT_FALSE(event);
@@ skipping 633 matching lines @@
   scoped_ptr<KeyframedTransformAnimationCurve> curve1(
       KeyframedTransformAnimationCurve::Create());
 
   TransformOperations operations1;
   curve1->AddKeyframe(TransformKeyframe::Create(
       0.0, operations1, scoped_ptr<TimingFunction>()));
   operations1.AppendTranslate(10.0, 15.0, 0.0);
   curve1->AddKeyframe(TransformKeyframe::Create(
       1.0, operations1, scoped_ptr<TimingFunction>()));
 
-  scoped_ptr<Animation> animation(
-      Animation::Create(curve1.Pass(), 1, 1, Animation::Transform));
+  scoped_ptr<Animation> animation(Animation::Create(
+      curve1.PassAs<AnimationCurve>(), 1, 1, Animation::Transform));
   controller_impl->AddAnimation(animation.Pass());
 
   scoped_ptr<KeyframedTransformAnimationCurve> curve2(
       KeyframedTransformAnimationCurve::Create());
 
   TransformOperations operations2;
   curve2->AddKeyframe(TransformKeyframe::Create(
       0.0, operations2, scoped_ptr<TimingFunction>()));
   operations2.AppendScale(2.0, 3.0, 4.0);
   curve2->AddKeyframe(TransformKeyframe::Create(
       1.0, operations2, scoped_ptr<TimingFunction>()));
 
-  animation = Animation::Create(curve2.Pass(), 2, 2, Animation::Transform);
+  animation = Animation::Create(
+      curve2.PassAs<AnimationCurve>(), 2, 2, Animation::Transform);
   controller_impl->AddAnimation(animation.Pass());
 
   gfx::BoxF box(1.f, 2.f, -1.f, 3.f, 4.f, 5.f);
   gfx::BoxF bounds;
 
   EXPECT_TRUE(controller_impl->TransformAnimationBoundsForBox(box, &bounds));
   EXPECT_EQ(gfx::BoxF(1.f, 2.f, -4.f, 13.f, 19.f, 20.f).ToString(),
             bounds.ToString());
 
   controller_impl->GetAnimation(1, Animation::Transform)
@@ skipping 14 matching lines @@
   scoped_ptr<KeyframedTransformAnimationCurve> curve3(
       KeyframedTransformAnimationCurve::Create());
   TransformOperations operations3;
   gfx::Transform transform3;
   transform3.Scale3d(1.0, 2.0, 3.0);
   curve3->AddKeyframe(TransformKeyframe::Create(
       0.0, operations3, scoped_ptr<TimingFunction>()));
   operations3.AppendMatrix(transform3);
   curve3->AddKeyframe(TransformKeyframe::Create(
       1.0, operations3, scoped_ptr<TimingFunction>()));
-  animation = Animation::Create(curve3.Pass(), 3, 3, Animation::Transform);
+  animation = Animation::Create(
+      curve3.PassAs<AnimationCurve>(), 3, 3, Animation::Transform);
   controller_impl->AddAnimation(animation.Pass());
   EXPECT_FALSE(controller_impl->TransformAnimationBoundsForBox(box, &bounds));
 }
 
 // Tests that AbortAnimations aborts all animations targeting the specified
 // property.
 TEST(LayerAnimationControllerTest, AbortAnimations) {
   FakeLayerAnimationValueObserver dummy;
   scoped_refptr<LayerAnimationController> controller(
       LayerAnimationController::Create(0));
@@ skipping 252 matching lines @@
   scoped_ptr<KeyframedTransformAnimationCurve> curve1(
       KeyframedTransformAnimationCurve::Create());
 
   TransformOperations operations1;
   curve1->AddKeyframe(TransformKeyframe::Create(
       0.0, operations1, scoped_ptr<TimingFunction>()));
   operations1.AppendTranslate(10.0, 15.0, 0.0);
   curve1->AddKeyframe(TransformKeyframe::Create(
       1.0, operations1, scoped_ptr<TimingFunction>()));
 
-  scoped_ptr<Animation> animation(
-      Animation::Create(curve1.Pass(), 2, 2, Animation::Transform));
+  scoped_ptr<Animation> animation(Animation::Create(
+      curve1.PassAs<AnimationCurve>(), 2, 2, Animation::Transform));
   controller_impl->AddAnimation(animation.Pass());
 
   // Translations don't affect scale.
   EXPECT_FALSE(controller_impl->HasAnimationThatAffectsScale());
 
   scoped_ptr<KeyframedTransformAnimationCurve> curve2(
       KeyframedTransformAnimationCurve::Create());
 
   TransformOperations operations2;
   curve2->AddKeyframe(TransformKeyframe::Create(
       0.0, operations2, scoped_ptr<TimingFunction>()));
   operations2.AppendScale(2.0, 3.0, 4.0);
   curve2->AddKeyframe(TransformKeyframe::Create(
       1.0, operations2, scoped_ptr<TimingFunction>()));
 
-  animation = Animation::Create(curve2.Pass(), 3, 3, Animation::Transform);
+  animation = Animation::Create(
+      curve2.PassAs<AnimationCurve>(), 3, 3, Animation::Transform);
   controller_impl->AddAnimation(animation.Pass());
 
   EXPECT_TRUE(controller_impl->HasAnimationThatAffectsScale());
 
   controller_impl->GetAnimation(3, Animation::Transform)
       ->SetRunState(Animation::Finished, TicksFromSecondsF(0.0));
 
   // Only unfinished animations should be considered by
   // HasAnimationThatAffectsScale.
   EXPECT_FALSE(controller_impl->HasAnimationThatAffectsScale());
@@ skipping 16 matching lines @@
   scoped_ptr<KeyframedTransformAnimationCurve> curve1(
       KeyframedTransformAnimationCurve::Create());
 
   TransformOperations operations1;
   curve1->AddKeyframe(TransformKeyframe::Create(
       0.0, operations1, scoped_ptr<TimingFunction>()));
   operations1.AppendTranslate(10.0, 15.0, 0.0);
   curve1->AddKeyframe(TransformKeyframe::Create(
       1.0, operations1, scoped_ptr<TimingFunction>()));
 
-  scoped_ptr<Animation> animation(
-      Animation::Create(curve1.Pass(), 2, 2, Animation::Transform));
+  scoped_ptr<Animation> animation(Animation::Create(
+      curve1.PassAs<AnimationCurve>(), 2, 2, Animation::Transform));
   controller_impl->AddAnimation(animation.Pass());
 
   // The only transform animation we've added is a translation.
   EXPECT_TRUE(controller_impl->HasOnlyTranslationTransforms());
 
   scoped_ptr<KeyframedTransformAnimationCurve> curve2(
       KeyframedTransformAnimationCurve::Create());
 
   TransformOperations operations2;
   curve2->AddKeyframe(TransformKeyframe::Create(
       0.0, operations2, scoped_ptr<TimingFunction>()));
   operations2.AppendScale(2.0, 3.0, 4.0);
   curve2->AddKeyframe(TransformKeyframe::Create(
       1.0, operations2, scoped_ptr<TimingFunction>()));
 
-  animation = Animation::Create(curve2.Pass(), 3, 3, Animation::Transform);
+  animation = Animation::Create(
+      curve2.PassAs<AnimationCurve>(), 3, 3, Animation::Transform);
   controller_impl->AddAnimation(animation.Pass());
 
   // A scale animation is not a translation.
   EXPECT_FALSE(controller_impl->HasOnlyTranslationTransforms());
 
   controller_impl->GetAnimation(3, Animation::Transform)
       ->SetRunState(Animation::Finished, TicksFromSecondsF(0.0));
 
   // Only unfinished animations should be considered by
   // HasOnlyTranslationTransforms.
@@ skipping 11 matching lines @@
   scoped_ptr<KeyframedTransformAnimationCurve> curve1(
       KeyframedTransformAnimationCurve::Create());
 
   TransformOperations operations1;
   curve1->AddKeyframe(TransformKeyframe::Create(
       0.0, operations1, scoped_ptr<TimingFunction>()));
   operations1.AppendScale(2.0, 3.0, 4.0);
   curve1->AddKeyframe(TransformKeyframe::Create(
       1.0, operations1, scoped_ptr<TimingFunction>()));
 
-  scoped_ptr<Animation> animation(
-      Animation::Create(curve1.Pass(), 1, 1, Animation::Transform));
+  scoped_ptr<Animation> animation(Animation::Create(
+      curve1.PassAs<AnimationCurve>(), 1, 1, Animation::Transform));
   controller_impl->AddAnimation(animation.Pass());
 
   EXPECT_TRUE(controller_impl->MaximumScale(&max_scale));
   EXPECT_EQ(4.f, max_scale);
 
   scoped_ptr<KeyframedTransformAnimationCurve> curve2(
       KeyframedTransformAnimationCurve::Create());
 
   TransformOperations operations2;
   curve2->AddKeyframe(TransformKeyframe::Create(
       0.0, operations2, scoped_ptr<TimingFunction>()));
   operations2.AppendScale(6.0, 5.0, 4.0);
   curve2->AddKeyframe(TransformKeyframe::Create(
       1.0, operations2, scoped_ptr<TimingFunction>()));
 
-  animation = Animation::Create(curve2.Pass(), 2, 2, Animation::Transform);
+  animation = Animation::Create(
+      curve2.PassAs<AnimationCurve>(), 2, 2, Animation::Transform);
   controller_impl->AddAnimation(animation.Pass());
 
   EXPECT_TRUE(controller_impl->MaximumScale(&max_scale));
   EXPECT_EQ(6.f, max_scale);
 
   scoped_ptr<KeyframedTransformAnimationCurve> curve3(
       KeyframedTransformAnimationCurve::Create());
 
   TransformOperations operations3;
   curve3->AddKeyframe(TransformKeyframe::Create(
       0.0, operations3, scoped_ptr<TimingFunction>()));
   operations3.AppendPerspective(6.0);
   curve3->AddKeyframe(TransformKeyframe::Create(
       1.0, operations3, scoped_ptr<TimingFunction>()));
 
-  animation = Animation::Create(curve3.Pass(), 3, 3, Animation::Transform);
+  animation = Animation::Create(
+      curve3.PassAs<AnimationCurve>(), 3, 3, Animation::Transform);
   controller_impl->AddAnimation(animation.Pass());
 
   EXPECT_FALSE(controller_impl->MaximumScale(&max_scale));
 
   controller_impl->GetAnimation(3, Animation::Transform)
       ->SetRunState(Animation::Finished, TicksFromSecondsF(0.0));
   controller_impl->GetAnimation(2, Animation::Transform)
       ->SetRunState(Animation::Finished, TicksFromSecondsF(0.0));
 
   // Only unfinished animations should be considered by
@@ skipping 299 matching lines @@
   // been ticked at the new animation's starting point.
   EXPECT_EQ(Animation::Running,
             controller_impl->GetAnimation(second_animation_group_id,
                                           Animation::Opacity)->run_state());
   EXPECT_EQ(1.f, pending_dummy_impl.opacity());
   EXPECT_EQ(1.f, dummy_impl.opacity());
 }
 
 }  // namespace
 }  // namespace cc