Remove JITCodeEvent::CODE_REMOVED

src/perf-jit.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 96 matching lines @@
   LogWriteBytes(reinterpret_cast<const char*>(code_pointer), code_size);
 }
 
 
 void PerfJitLogger::CodeMoveEvent(Address from, Address to) {
   // Code relocation not supported.
   UNREACHABLE();
 }
 
 
-void PerfJitLogger::CodeDeleteEvent(Address from) {
-  // V8 does not send notification on code unload
-}
-
-
 void PerfJitLogger::SnapshotPositionEvent(Address addr, int pos) {}
 
 
 void PerfJitLogger::LogWriteBytes(const char* bytes, int size) {
   size_t rv = fwrite(bytes, 1, size, perf_output_handle_);
   DCHECK(static_cast<size_t>(size) == rv);
   USE(rv);
 }
 
 
 void PerfJitLogger::LogWriteHeader() {
   DCHECK(perf_output_handle_ != NULL);
   jitheader header;
   header.magic = JITHEADER_MAGIC;
   header.version = JITHEADER_VERSION;
   header.total_size = sizeof(jitheader);
   header.pad1 = 0xdeadbeef;
   header.elf_mach = GetElfMach();
   header.pid = base::OS::GetCurrentProcessId();
   header.timestamp =
       static_cast<uint64_t>(base::OS::TimeCurrentMillis() * 1000.0);
   LogWriteBytes(reinterpret_cast<const char*>(&header), sizeof(header));
 }
 
 #endif  // V8_OS_LINUX
 }
 }  // namespace v8::internal