cc: Make PictureLayerImpl use a better choice for animated 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 e875ca0f29735f9cf2ce5acbc379240c3c8bb902..e0ae5ef7232fd748f99a54f1c7580dd81897f7fc 100644
--- a/ui/compositor/transform_animation_curve_adapter.cc
+++ b/ui/compositor/transform_animation_curve_adapter.cc
@@ -71,7 +71,9 @@ bool TransformAnimationCurveAdapter::IsTranslation() const {
          target_value_.IsIdentityOrTranslation();
 }
 
-bool TransformAnimationCurveAdapter::MaximumScale(float* max_scale) const {
+bool TransformAnimationCurveAdapter::MaximumTargetScale(
+    bool forward_direction,
+    float* max_scale) const {
   return false;
 }
 
@@ -134,7 +136,8 @@ bool InverseTransformCurveAdapter::IsTranslation() const {
          base_curve_.IsTranslation();
 }
 
-bool InverseTransformCurveAdapter::MaximumScale(float* max_scale) const {
+bool InverseTransformCurveAdapter::MaximumTargetScale(bool forward_direction,
+                                                      float* max_scale) const {
   return false;
 }