Remove JITCodeEvent::CODE_REMOVED

src/gdb-jit.cc

 // Copyright 2010 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/v8.h"
 
 #include "src/base/bits.h"
 #include "src/base/platform/platform.h"
 #include "src/bootstrapper.h"
 #include "src/compiler.h"
@@ skipping 2122 matching lines @@
       // It's called UnboundScript in the API but it's a SharedFunctionInfo.
       SharedFunctionInfo* shared =
           event->script.IsEmpty() ? NULL : *Utils::OpenHandle(*event->script);
       AddCode(builder.Finalize(), code, shared, lineinfo);
       break;
     }
     case v8::JitCodeEvent::CODE_MOVED:
       // Enabling the GDB JIT interface should disable code compaction.
       UNREACHABLE();
       break;
-    case v8::JitCodeEvent::CODE_REMOVED:
-      // Do nothing.  Instead, adding code causes eviction of any entry whose
-      // address range intersects the address range of the added code.
-      break;
     case v8::JitCodeEvent::CODE_ADD_LINE_POS_INFO: {
       LineInfo* line_info = reinterpret_cast<LineInfo*>(event->user_data);
       line_info->SetPosition(static_cast<intptr_t>(event->line_info.offset),
                              static_cast<int>(event->line_info.pos),
                              event->line_info.position_type ==
                                  v8::JitCodeEvent::STATEMENT_POSITION);
       break;
     }
     case v8::JitCodeEvent::CODE_START_LINE_INFO_RECORDING: {
       v8::JitCodeEvent* mutable_event = const_cast<v8::JitCodeEvent*>(event);
       mutable_event->user_data = new LineInfo();
       break;
     }
     case v8::JitCodeEvent::CODE_END_LINE_INFO_RECORDING: {
       LineInfo* line_info = reinterpret_cast<LineInfo*>(event->user_data);
       PutLineInfo(reinterpret_cast<Address>(event->code_start), line_info);
       break;
     }
   }
 }
 #endif
 }  // namespace GDBJITInterface
 }  // namespace internal
 }  // namespace v8