[api] Remove deprecated conversion functions

Remove Isolate versions of
Value::ToNumber/ToString/ToObject/ToInteger/ToInt32 and Context versions
of ToBoolean and BooleanValue (which could never throw anyway).

Bug: v8:7279, v8:9183
Change-Id: Ib144f8894a2b37c44216ba2d0cb298e8f0c72a3e
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1585735Reviewed-by: Yang Guo <yangguo@chromium.org>
Commit-Queue: Dan Elphick <delphick@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61071}

include/v8.h

@@ -2489,9 +2489,6 @@ class V8_EXPORT Value : public Data {
 
   V8_WARN_UNUSED_RESULT MaybeLocal<BigInt> ToBigInt(
       Local<Context> context) const;
-  V8_DEPRECATED("ToBoolean can never throw. Use Local version.",
-                V8_WARN_UNUSED_RESULT MaybeLocal<Boolean> ToBoolean(
-                    Local<Context> context) const);
   V8_WARN_UNUSED_RESULT MaybeLocal<Number> ToNumber(
       Local<Context> context) const;
   V8_WARN_UNUSED_RESULT MaybeLocal<String> ToString(
@@ -2507,16 +2504,6 @@ class V8_EXPORT Value : public Data {
   V8_WARN_UNUSED_RESULT MaybeLocal<Int32> ToInt32(Local<Context> context) const;
 
   Local<Boolean> ToBoolean(Isolate* isolate) const;
-  V8_DEPRECATED("Use maybe version",
-                Local<Number> ToNumber(Isolate* isolate) const);
-  V8_DEPRECATED("Use maybe version",
-                Local<String> ToString(Isolate* isolate) const);
-  V8_DEPRECATED("Use maybe version",
-                Local<Object> ToObject(Isolate* isolate) const);
-  V8_DEPRECATED("Use maybe version",
-                Local<Integer> ToInteger(Isolate* isolate) const);
-  V8_DEPRECATED("Use maybe version",
-                Local<Int32> ToInt32(Isolate* isolate) const);
 
   /**
    * Attempts to convert a string to an array index.
@@ -2527,9 +2514,6 @@ class V8_EXPORT Value : public Data {
 
   bool BooleanValue(Isolate* isolate) const;
 
-  V8_DEPRECATED("BooleanValue can never throw. Use Isolate version.",
-                V8_WARN_UNUSED_RESULT Maybe<bool> BooleanValue(
-                    Local<Context> context) const);
   V8_WARN_UNUSED_RESULT Maybe<double> NumberValue(Local<Context> context) const;
   V8_WARN_UNUSED_RESULT Maybe<int64_t> IntegerValue(
       Local<Context> context) const;

src/api.cc

@@ -3533,12 +3533,6 @@ MaybeLocal<String> Value::ToString(Local<Context> context) const {
   RETURN_ESCAPED(result);
 }
 
-
-Local<String> Value::ToString(Isolate* isolate) const {
-  RETURN_TO_LOCAL_UNCHECKED(ToString(isolate->GetCurrentContext()), String);
-}
-
-
 MaybeLocal<String> Value::ToDetailString(Local<Context> context) const {
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   if (obj->IsString()) return ToApiHandle<String>(obj);
@@ -3561,11 +3555,6 @@ MaybeLocal<Object> Value::ToObject(Local<Context> context) const {
   RETURN_ESCAPED(result);
 }
 
-
-Local<v8::Object> Value::ToObject(Isolate* isolate) const {
-  RETURN_TO_LOCAL_UNCHECKED(ToObject(isolate->GetCurrentContext()), Object);
-}
-
 MaybeLocal<BigInt> Value::ToBigInt(Local<Context> context) const {
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   if (obj->IsBigInt()) return ToApiHandle<BigInt>(obj);
@@ -3582,11 +3571,6 @@ bool Value::BooleanValue(Isolate* v8_isolate) const {
       reinterpret_cast<i::Isolate*>(v8_isolate));
 }
 
-MaybeLocal<Boolean> Value::ToBoolean(Local<Context> context) const {
-  return ToBoolean(context->GetIsolate());
-}
-
-
 Local<Boolean> Value::ToBoolean(Isolate* v8_isolate) const {
   auto isolate = reinterpret_cast<i::Isolate*>(v8_isolate);
   return ToApiHandle<Boolean>(
@@ -3605,12 +3589,6 @@ MaybeLocal<Number> Value::ToNumber(Local<Context> context) const {
   RETURN_ESCAPED(result);
 }
 
-
-Local<Number> Value::ToNumber(Isolate* isolate) const {
-  RETURN_TO_LOCAL_UNCHECKED(ToNumber(isolate->GetCurrentContext()), Number);
-}
-
-
 MaybeLocal<Integer> Value::ToInteger(Local<Context> context) const {
   auto obj = Utils::OpenHandle(this);
   if (obj->IsSmi()) return ToApiHandle<Integer>(obj);
@@ -3622,12 +3600,6 @@ MaybeLocal<Integer> Value::ToInteger(Local<Context> context) const {
   RETURN_ESCAPED(result);
 }
 
-
-Local<Integer> Value::ToInteger(Isolate* isolate) const {
-  RETURN_TO_LOCAL_UNCHECKED(ToInteger(isolate->GetCurrentContext()), Integer);
-}
-
-
 MaybeLocal<Int32> Value::ToInt32(Local<Context> context) const {
   auto obj = Utils::OpenHandle(this);
   if (obj->IsSmi()) return ToApiHandle<Int32>(obj);
@@ -3639,12 +3611,6 @@ MaybeLocal<Int32> Value::ToInt32(Local<Context> context) const {
   RETURN_ESCAPED(result);
 }
 
-
-Local<Int32> Value::ToInt32(Isolate* isolate) const {
-  RETURN_TO_LOCAL_UNCHECKED(ToInt32(isolate->GetCurrentContext()), Int32);
-}
-
-
 MaybeLocal<Uint32> Value::ToUint32(Local<Context> context) const {
   auto obj = Utils::OpenHandle(this);
   if (obj->IsSmi()) return ToApiHandle<Uint32>(obj);
@@ -3904,13 +3870,6 @@ void v8::RegExp::CheckCast(v8::Value* that) {
                   "Could not convert to regular expression");
 }
 
-
-Maybe<bool> Value::BooleanValue(Local<Context> context) const {
-  i::Isolate* isolate = reinterpret_cast<i::Isolate*>(context->GetIsolate());
-  return Just(Utils::OpenHandle(this)->BooleanValue(isolate));
-}
-
-
 Maybe<double> Value::NumberValue(Local<Context> context) const {
   auto obj = Utils::OpenHandle(this);
   if (obj->IsNumber()) return Just(obj->Number());