[GetIsolate] Remove GetIsolate from src/ast/*

Bug: v8:7786
Change-Id: Id6a2e38e99fdaeaa619c7ec3e18865c3f64a2a47
Reviewed-on: https://chromium-review.googlesource.com/1095112Reviewed-by: Toon Verwaest <verwaest@chromium.org>
Commit-Queue: Leszek Swirski <leszeks@chromium.org>
Cr-Commit-Position: refs/heads/master@{#53731}

src/ast/scopes.cc

@@ -199,11 +199,10 @@ ModuleScope::ModuleScope(DeclarationScope* script_scope,
   DeclareThis(ast_value_factory);
 }
 
-ModuleScope::ModuleScope(Handle<ScopeInfo> scope_info,
+ModuleScope::ModuleScope(Isolate* isolate, Handle<ScopeInfo> scope_info,
                          AstValueFactory* avfactory)
     : DeclarationScope(avfactory->zone(), MODULE_SCOPE, scope_info) {
   Zone* zone = avfactory->zone();
-  Isolate* isolate = scope_info->GetIsolate();
   Handle<ModuleInfo> module_info(scope_info->ModuleDescriptorInfo(), isolate);
 
   set_language_mode(LanguageMode::kStrict);
@@ -390,12 +389,12 @@ bool Scope::ContainsAsmModule() const {
   return false;
 }
 
-Scope* Scope::DeserializeScopeChain(Zone* zone, ScopeInfo* scope_info,
+Scope* Scope::DeserializeScopeChain(Isolate* isolate, Zone* zone,
+                                    ScopeInfo* scope_info,
                                     DeclarationScope* script_scope,
                                     AstValueFactory* ast_value_factory,
                                     DeserializationMode deserialization_mode) {
   // Reconstruct the outer scope chain from a closure's context chain.
-  Isolate* isolate = scope_info->GetIsolate();
   Scope* current_scope = nullptr;
   Scope* innermost_scope = nullptr;
   Scope* outer_scope = nullptr;
@@ -437,7 +436,7 @@ Scope* Scope::DeserializeScopeChain(Zone* zone, ScopeInfo* scope_info,
       }
     } else if (scope_info->scope_type() == MODULE_SCOPE) {
       outer_scope = new (zone)
-          ModuleScope(handle(scope_info, isolate), ast_value_factory);
+          ModuleScope(isolate, handle(scope_info, isolate), ast_value_factory);
     } else {
       DCHECK_EQ(scope_info->scope_type(), CATCH_SCOPE);
       DCHECK_EQ(scope_info->LocalCount(), 1);
@@ -447,8 +446,8 @@ Scope* Scope::DeserializeScopeChain(Zone* zone, ScopeInfo* scope_info,
       String* name = scope_info->ContextLocalName(0);
       MaybeAssignedFlag maybe_assigned =
           scope_info->ContextLocalMaybeAssignedFlag(0);
-      outer_scope = new (zone) Scope(
-          zone, ast_value_factory->GetString(handle(name, name->GetIsolate())),
+      outer_scope = new (zone)
+          Scope(zone, ast_value_factory->GetString(handle(name, isolate)),
                 maybe_assigned, handle(scope_info, isolate));
     }
     if (deserialization_mode == DeserializationMode::kScopesOnly) {
@@ -638,7 +637,7 @@ void DeclarationScope::AttachOuterScopeInfo(ParseInfo* info, Isolate* isolate) {
           DeclarationScope(info->zone(), info->ast_value_factory());
       info->set_script_scope(script_scope);
       ReplaceOuterScope(Scope::DeserializeScopeChain(
-          info->zone(), *outer_scope_info, script_scope,
+          isolate, info->zone(), *outer_scope_info, script_scope,
           info->ast_value_factory(),
           Scope::DeserializationMode::kIncludingVariables));
     } else {

src/ast/scopes.h

@@ -134,7 +134,8 @@ class V8_EXPORT_PRIVATE Scope : public NON_EXPORTED_BASE(ZoneObject) {
 
   enum class DeserializationMode { kIncludingVariables, kScopesOnly };
 
-  static Scope* DeserializeScopeChain(Zone* zone, ScopeInfo* scope_info,
+  static Scope* DeserializeScopeChain(Isolate* isolate, Zone* zone,
+                                      ScopeInfo* scope_info,
                                       DeclarationScope* script_scope,
                                       AstValueFactory* ast_value_factory,
                                       DeserializationMode deserialization_mode);
@@ -1031,7 +1032,8 @@ class ModuleScope final : public DeclarationScope {
   // The generated ModuleDescriptor does not preserve all information.  In
   // particular, its module_requests map will be empty because we no longer need
   // the map after parsing.
-  ModuleScope(Handle<ScopeInfo> scope_info, AstValueFactory* ast_value_factory);
+  ModuleScope(Isolate* isolate, Handle<ScopeInfo> scope_info,
+              AstValueFactory* ast_value_factory);
 
   ModuleDescriptor* module() const {
     DCHECK_NOT_NULL(module_descriptor_);

src/parsing/parser.cc

@@ -468,7 +468,7 @@ void Parser::DeserializeScopeChain(
   if (maybe_outer_scope_info.ToHandle(&outer_scope_info)) {
     DCHECK(ThreadId::Current().Equals(isolate->thread_id()));
     scope = Scope::DeserializeScopeChain(
-        zone(), *outer_scope_info, script_scope, ast_value_factory(),
+        isolate, zone(), *outer_scope_info, script_scope, ast_value_factory(),
         Scope::DeserializationMode::kScopesOnly);
   }
   original_scope_ = scope;

test/cctest/test-parsing.cc

@@ -2843,7 +2843,7 @@ TEST(SerializationOfMaybeAssignmentFlag) {
   i::DeclarationScope* script_scope =
       new (&zone) i::DeclarationScope(&zone, &avf);
   i::Scope* s = i::Scope::DeserializeScopeChain(
-      &zone, context->scope_info(), script_scope, &avf,
+      isolate, &zone, context->scope_info(), script_scope, &avf,
       i::Scope::DeserializationMode::kIncludingVariables);
   CHECK(s != script_scope);
   CHECK_NOT_NULL(name);
@@ -2892,7 +2892,7 @@ TEST(IfArgumentsArrayAccessedThenParametersMaybeAssigned) {
   i::DeclarationScope* script_scope =
       new (&zone) i::DeclarationScope(&zone, &avf);
   i::Scope* s = i::Scope::DeserializeScopeChain(
-      &zone, context->scope_info(), script_scope, &avf,
+      isolate, &zone, context->scope_info(), script_scope, &avf,
       i::Scope::DeserializationMode::kIncludingVariables);
   CHECK(s != script_scope);
 
@@ -3613,7 +3613,7 @@ i::Scope* DeserializeFunctionScope(i::Isolate* isolate, i::Zone* zone,
   i::DeclarationScope* script_scope =
       new (zone) i::DeclarationScope(zone, &avf);
   i::Scope* s = i::Scope::DeserializeScopeChain(
-      zone, f->context()->scope_info(), script_scope, &avf,
+      isolate, zone, f->context()->scope_info(), script_scope, &avf,
       i::Scope::DeserializationMode::kIncludingVariables);
   return s;
 }