Animation start scale should be considered for the raster scale

ui/compositor/transform_animation_curve_adapter.cc

Index: ui/compositor/transform_animation_curve_adapter.cc
diff --git a/ui/compositor/transform_animation_curve_adapter.cc b/ui/compositor/transform_animation_curve_adapter.cc
index 0f697e0bad29ba1c2d432c5bf0b03b10756d5363..5439e0a1ac7a7ccd23816105f15107d93a6114b2 100644
--- a/ui/compositor/transform_animation_curve_adapter.cc
+++ b/ui/compositor/transform_animation_curve_adapter.cc
@@ -75,6 +75,12 @@ bool TransformAnimationCurveAdapter::PreservesAxisAlignment() const {
          (target_value_.IsIdentity() || target_value_.IsScaleOrTranslation());
 }
 
+bool TransformAnimationCurveAdapter::AnimationStartScale(
+    bool forward_direction,
+    float* start_scale) const {
+  return false;
+}
+
 bool TransformAnimationCurveAdapter::MaximumTargetScale(
     bool forward_direction,
     float* max_scale) const {
@@ -143,6 +149,12 @@ bool InverseTransformCurveAdapter::PreservesAxisAlignment() const {
          (base_curve_.PreservesAxisAlignment());
 }
 
+bool InverseTransformCurveAdapter::AnimationStartScale(
+    bool forward_direction,
+    float* start_scale) const {
+  return false;
+}
+
 bool InverseTransformCurveAdapter::MaximumTargetScale(bool forward_direction,
                                                       float* max_scale) const {
   return false;