remove superclass enable_shared_from_this from AnimationDriver

Summary:
changelog: [internal]

AnimationDriver does not use enable_shared_from_this, let's remove it. Also mark a few methods as noexcept and const.

This helps with C++ binary size.

Reviewed By: rshest

Differential Revision: D75172851

Author: sammy-SC

packages/react-native/ReactCxxPlatform/react/renderer/animated/drivers/AnimationDriver.h

@@ -22,8 +22,7 @@ enum class AnimationDriverType {
   Decay,
 };
 
-class ValueAnimatedNode;
-class AnimationDriver : public std::enable_shared_from_this<AnimationDriver> {
+class AnimationDriver {
  public:
   AnimationDriver(
       int id,
@@ -47,11 +46,11 @@ class AnimationDriver : public std::enable_shared_from_this<AnimationDriver> {
     return endCallback_;
   }
 
-  virtual double toValue() {
+  virtual double toValue() const noexcept {
     return 0;
   }
 
-  bool isComplete() {
+  bool isComplete() const noexcept {
     return isComplete_;
   }
 

packages/react-native/ReactCxxPlatform/react/renderer/animated/drivers/FrameAnimationDriver.cpp

@@ -35,7 +35,7 @@ FrameAnimationDriver::FrameAnimationDriver(
   onConfigChanged();
 }
 
-double FrameAnimationDriver::toValue() {
+double FrameAnimationDriver::toValue() const noexcept {
   return toValue_;
 }
 

packages/react-native/ReactCxxPlatform/react/renderer/animated/drivers/FrameAnimationDriver.h

@@ -24,7 +24,7 @@ class FrameAnimationDriver : public AnimationDriver {
       const folly::dynamic& config,
       NativeAnimatedNodesManager* manager);
 
-  double toValue() override;
+  double toValue() const noexcept override;
 
  protected:
   bool update(double timeDeltaMs, bool restarting) override;