Remove readline support from d8.

src/d8.h

 // Copyright 2012 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_D8_H_
 #define V8_D8_H_
 
 #ifndef V8_SHARED
 #include "src/allocation.h"
 #include "src/hashmap.h"
@@ skipping 75 matching lines @@
   };
 
  private:
   static int Hash(const char* name);
   static bool Match(void* key1, void* key2);
   i::HashMap hash_map_;
 };
 #endif  // !V8_SHARED
 
 
-class LineEditor {
- public:
-  enum Type { DUMB = 0, READLINE = 1 };
-  LineEditor(Type type, const char* name);
-  virtual ~LineEditor() { }
-
-  virtual Local<String> Prompt(const char* prompt) = 0;
-  virtual bool Open(Isolate* isolate) { return true; }
-  virtual bool Close() { return true; }
-  virtual void AddHistory(const char* str) { }
-
-  const char* name() { return name_; }
-  static LineEditor* Get() { return current_; }
- private:
-  Type type_;
-  const char* name_;
-  static LineEditor* current_;
-};
-
-
 class SourceGroup {
  public:
   SourceGroup() :
 #ifndef V8_SHARED
       next_semaphore_(0),
       done_semaphore_(0),
       thread_(NULL),
 #endif  // !V8_SHARED
       argv_(NULL),
       begin_offset_(0),
@@ skipping 247 matching lines @@
   // object for use in i::HashMap? By pointer?
   typedef i::List<Local<Object>> ObjectList;
   static bool SerializeValue(Isolate* isolate, Local<Value> value,
                              const ObjectList& to_transfer,
                              ObjectList* seen_objects,
                              SerializationData* out_data);
   static MaybeLocal<Value> DeserializeValue(Isolate* isolate,
                                             const SerializationData& data,
                                             int* offset);
   static void CleanupWorkers();
-  static Local<Array> GetCompletions(Isolate* isolate, Local<String> text,
-                                     Local<String> full);
   static int* LookupCounter(const char* name);
   static void* CreateHistogram(const char* name,
                                int min,
                                int max,
                                size_t buckets);
   static void AddHistogramSample(void* histogram, int sample);
   static void MapCounters(v8::Isolate* isolate, const char* name);
 
   static void PerformanceNow(const v8::FunctionCallbackInfo<v8::Value>& args);
 #endif  // !V8_SHARED
@@ skipping 95 matching lines @@
   static void RunShell(Isolate* isolate);
   static bool SetOptions(int argc, char* argv[]);
   static Local<ObjectTemplate> CreateGlobalTemplate(Isolate* isolate);
 };
 
 
 }  // namespace v8
 
 
 #endif  // V8_D8_H_