Remove deprecated --incremental-code-compaction flag.

src/heap/mark-compact.cc

 // 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.
 
 #include "src/v8.h"
 
 #include "src/base/atomicops.h"
 #include "src/base/bits.h"
 #include "src/code-stubs.h"
 #include "src/compilation-cache.h"
@@ skipping 242 matching lines @@
          static_cast<int>(free), static_cast<double>(free) * 100 / reserved);
 }
 
 
 bool MarkCompactCollector::StartCompaction(CompactionMode mode) {
   if (!compacting_) {
     DCHECK(evacuation_candidates_.length() == 0);
 
     CollectEvacuationCandidates(heap()->old_space());
 
-    if (FLAG_compact_code_space && (mode == NON_INCREMENTAL_COMPACTION ||
-                                    FLAG_incremental_code_compaction)) {
+    if (FLAG_compact_code_space) {
       CollectEvacuationCandidates(heap()->code_space());
     } else if (FLAG_trace_fragmentation) {
       TraceFragmentation(heap()->code_space());
     }
 
     if (FLAG_trace_fragmentation) {
       TraceFragmentation(heap()->map_space());
     }
 
     heap()->old_space()->EvictEvacuationCandidatesFromFreeLists();
@@ skipping 4350 matching lines @@
   SlotsBuffer* buffer = *buffer_address;
   while (buffer != NULL) {
     SlotsBuffer* next_buffer = buffer->next();
     DeallocateBuffer(buffer);
     buffer = next_buffer;
   }
   *buffer_address = NULL;
 }
 }  // namespace internal
 }  // namespace v8