[compiler] Stop delegating CompilationInfo::context.

src/compilation-info.cc

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compilation-info.h"
 
 #include "src/api.h"
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 #include "src/isolate.h"
 #include "src/parsing/parse-info.h"
 
 namespace v8 {
 namespace internal {
 
 #define PARSE_INFO_GETTER(type, name)  \
   type CompilationInfo::name() const { \
     CHECK(parse_info());               \
     return parse_info()->name();       \
   }
 
 #define PARSE_INFO_GETTER_WITH_DEFAULT(type, name, def) \
   type CompilationInfo::name() const {                  \
     return parse_info() ? parse_info()->name() : def;   \
   }
 
 PARSE_INFO_GETTER(Handle<Script>, script)
 PARSE_INFO_GETTER(FunctionLiteral*, literal)
 PARSE_INFO_GETTER_WITH_DEFAULT(DeclarationScope*, scope, nullptr)
-PARSE_INFO_GETTER_WITH_DEFAULT(Handle<Context>, context,
-                               Handle<Context>::null())
 PARSE_INFO_GETTER(Handle<SharedFunctionInfo>, shared_info)
 
 #undef PARSE_INFO_GETTER
 #undef PARSE_INFO_GETTER_WITH_DEFAULT
 
 bool CompilationInfo::has_shared_info() const {
   return parse_info_ && !parse_info_->shared_info().is_null();
 }
 
 CompilationInfo::CompilationInfo(ParseInfo* parse_info,
@@ skipping 129 matching lines @@
 CompilationInfo::SourcePositionRecordingMode() const {
   return parse_info() && parse_info()->is_native()
              ? SourcePositionTableBuilder::OMIT_SOURCE_POSITIONS
              : SourcePositionTableBuilder::RECORD_SOURCE_POSITIONS;
 }
 
 bool CompilationInfo::ExpectsJSReceiverAsReceiver() {
   return is_sloppy(parse_info()->language_mode()) && !parse_info()->is_native();
 }
 
+bool CompilationInfo::has_context() const { return !closure().is_null(); }
+
+Context* CompilationInfo::context() const {
+  return has_context() ? closure()->context() : nullptr;
+}
+
 bool CompilationInfo::has_native_context() const {
   return !closure().is_null() && (closure()->native_context() != nullptr);
 }
 
 Context* CompilationInfo::native_context() const {
   return has_native_context() ? closure()->native_context() : nullptr;
 }
 
 bool CompilationInfo::has_global_object() const { return has_native_context(); }
 
@@ skipping 13 matching lines @@
   inlined_functions_.push_back(InlinedFunctionHolder(
       inlined_function, handle(inlined_function->code())));
 }
 
 Code::Kind CompilationInfo::output_code_kind() const {
   return Code::ExtractKindFromFlags(code_flags_);
 }
 
 }  // namespace internal
 }  // namespace v8