Make PtrXXX() family of functions public

PiperOrigin-RevId: 413616359
Change-Id: I553c17f0668708b00fdb12a21109ed45aeba6c66

sandboxed_api/var_abstract.h

@@ -64,6 +64,8 @@ class Var : public Pointable {
   Var(const Var&) = delete;
   Var& operator=(const Var&) = delete;
 
+  virtual ~Var();
+
   // Returns the address of the storage (remote side).
   virtual void* GetRemote() const { return remote_; }
 
@@ -85,17 +87,15 @@ class Var : public Pointable {
   // Returns a string representation of the variable value.
   virtual std::string ToString() const = 0;
 
-  virtual ~Var();
-
- protected:
-  Var() = default;
-
   // Functions to get pointers with certain type of synchronization schemes.
   Ptr* PtrNone();
   Ptr* PtrBoth();
   Ptr* PtrBefore();
   Ptr* PtrAfter();
 
+ protected:
+  Var() = default;
+
   // Set pointer to local storage class.
   void SetLocal(void* local) { local_ = local; }
 

sandboxed_api/var_array.h

@@ -35,10 +35,6 @@ namespace sapi::v {
 template <class T>
 class Array : public Var {
  public:
-  using Var::PtrAfter;
-  using Var::PtrBefore;
-  using Var::PtrBoth;
-
   // The array is not owned by this object.
   Array(T* arr, size_t nelem)
       : arr_(arr),

sandboxed_api/var_int.h

@@ -28,10 +28,6 @@ namespace sapi::v {
 template <class T>
 class IntBase : public Reg<T> {
  public:
-  using Var::PtrAfter;
-  using Var::PtrBefore;
-  using Var::PtrBoth;
-
   explicit IntBase(T value = {}) { this->SetValue(value); }
 };
 

sandboxed_api/var_lenval.h

@@ -37,10 +37,6 @@ class Proto;
 // use protobufs as they are easier to handle.
 class LenVal : public Var {
  public:
-  using Var::PtrAfter;
-  using Var::PtrBefore;
-  using Var::PtrBoth;
-
   explicit LenVal(const char* data, uint64_t size)
       : array_(const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(data)),
                size),

sandboxed_api/var_proto.h

@@ -38,10 +38,6 @@ class Proto : public Var {
   static_assert(std::is_base_of<google::protobuf::Message, T>::value,
                 "Template argument must be a proto message");
 
-  using Var::PtrAfter;
-  using Var::PtrBefore;
-  using Var::PtrBoth;
-
   ABSL_DEPRECATED("Use Proto<>::FromMessage() instead")
   explicit Proto(const T& proto)
       : wrapped_var_(SerializeProto(proto).value()) {}

sandboxed_api/var_struct.h

@@ -27,10 +27,6 @@ namespace sapi::v {
 template <class T>
 class Struct : public Var {
  public:
-  using Var::PtrAfter;
-  using Var::PtrBefore;
-  using Var::PtrBoth;
-
   // Forwarding constructor to initalize the struct_ field.
   template <typename... Args>
   explicit Struct(Args&&... args) : struct_(std::forward<Args>(args)...) {