[compiler] Stop delegating CompilationInfo::context.

src/compilation-info.h

 // 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.
 
 #ifndef V8_COMPILATION_INFO_H_
 #define V8_COMPILATION_INFO_H_
 
 #include <memory>
 
 #include "src/compilation-dependencies.h"
@@ skipping 50 matching lines @@
   ~CompilationInfo();
 
   ParseInfo* parse_info() const { return parse_info_; }
 
   // -----------------------------------------------------------
   // TODO(titzer): inline and delete accessors of ParseInfo
   // -----------------------------------------------------------
   Handle<Script> script() const;
   FunctionLiteral* literal() const;
   DeclarationScope* scope() const;
-  Handle<Context> context() const;
   Handle<SharedFunctionInfo> shared_info() const;
   bool has_shared_info() const;
   // -----------------------------------------------------------
 
   Isolate* isolate() const { return isolate_; }
   Zone* zone() { return zone_; }
   bool is_osr() const { return !osr_ast_id_.IsNone(); }
   Handle<JSFunction> closure() const { return closure_; }
   Handle<Code> code() const { return code_; }
   Code::Flags code_flags() const { return code_flags_; }
@@ skipping 129 matching lines @@
 
   void SetBytecodeArray(Handle<BytecodeArray> bytecode_array) {
     bytecode_array_ = bytecode_array;
   }
 
   bool ShouldTrapOnDeopt() const {
     return (FLAG_trap_on_deopt && IsOptimizing()) ||
            (FLAG_trap_on_stub_deopt && IsStub());
   }
 
+  bool has_context() const;
+  Context* context() const;
+
   bool has_native_context() const;
   Context* native_context() const;
 
   bool has_global_object() const;
   JSGlobalObject* global_object() const;
 
   // Accessors for the different compilation modes.
   bool IsOptimizing() const { return mode_ == OPTIMIZE; }
   bool IsStub() const { return mode_ == STUB; }
   void SetOptimizing();
@@ skipping 162 matching lines @@
 
   Vector<const char> debug_name_;
 
   DISALLOW_COPY_AND_ASSIGN(CompilationInfo);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILATION_INFO_H_