[compiler-dispatcher] make it so that we can always parse on bg threads

src/compiler-dispatcher/compiler-dispatcher-job.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_COMPILER_DISPATCHER_COMPILER_DISPATCHER_JOB_H_
 #define V8_COMPILER_DISPATCHER_COMPILER_DISPATCHER_JOB_H_
 
 #include <memory>
 
+#include "include/v8.h"
 #include "src/base/macros.h"
 #include "src/globals.h"
 #include "src/handles.h"
 #include "testing/gtest/include/gtest/gtest_prod.h"
 
 namespace v8 {
 namespace internal {
 
 class CompilerDispatcherTracer;
 class CompilationInfo;
@@ skipping 19 matching lines @@
 };
 
 class V8_EXPORT_PRIVATE CompilerDispatcherJob {
  public:
   CompilerDispatcherJob(Isolate* isolate, CompilerDispatcherTracer* tracer,
                         Handle<SharedFunctionInfo> shared,
                         size_t max_stack_size);
   ~CompilerDispatcherJob();
 
   CompileJobStatus status() const { return status_; }
-  bool can_parse_on_background_thread() const {
-    return can_parse_on_background_thread_;
-  }
-  // Should only be called after kReadyToCompile.
-  bool can_compile_on_background_thread() const {
-    DCHECK(compile_job_.get());
-    return can_compile_on_background_thread_;
-  }
 
   // Returns true if this CompilerDispatcherJob was created for the given
   // function.
   bool IsAssociatedWith(Handle<SharedFunctionInfo> shared) const;
 
   // Transition from kInitial to kReadyToParse.
   void PrepareToParseOnMainThread();
 
   // Transition from kReadyToParse to kParsed.
   void Parse();
@@ skipping 24 matching lines @@
   void ShortPrint();
 
  private:
   FRIEND_TEST(CompilerDispatcherJobTest, ScopeChain);
 
   CompileJobStatus status_ = CompileJobStatus::kInitial;
   Isolate* isolate_;
   CompilerDispatcherTracer* tracer_;
   Handle<SharedFunctionInfo> shared_;  // Global handle.
   Handle<String> source_;        // Global handle.
+  Handle<String> wrapper_;       // Global handle.
+  std::unique_ptr<v8::String::ExternalStringResourceBase> source_wrapper_;
   size_t max_stack_size_;
 
   // Members required for parsing.
   std::unique_ptr<UnicodeCache> unicode_cache_;
   std::unique_ptr<Zone> zone_;
   std::unique_ptr<Utf16CharacterStream> character_stream_;
   std::unique_ptr<ParseInfo> parse_info_;
   std::unique_ptr<Parser> parser_;
   std::unique_ptr<DeferredHandles> handles_from_parsing_;
 
   // Members required for compiling.
   std::unique_ptr<CompilationInfo> compile_info_;
   std::unique_ptr<CompilationJob> compile_job_;
 
-  bool can_parse_on_background_thread_;
-  bool can_compile_on_background_thread_;
-
   bool trace_compiler_dispatcher_jobs_;
 
   DISALLOW_COPY_AND_ASSIGN(CompilerDispatcherJob);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_DISPATCHER_COMPILER_DISPATCHER_JOB_H_