Make the GC stress builder go green.

test/cctest/test-heap.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 
 #include <stdlib.h>
 
 #include "v8.h"
 
 #include "compilation-cache.h"
 #include "execution.h"
 #include "factory.h"
 #include "macro-assembler.h"
@@ skipping 2612 matching lines @@
   SimulateIncrementalMarking();
   HEAP->CollectAllGarbage(Heap::kNoGCFlags);
 
   // Make a new closure that will get code installed from the code map.
   // Unoptimized code is missing and the deoptimizer will go ballistic.
   CompileRun("var g = mkClosure(); g('bozo');");
 }
 
 
 TEST(Regress169209) {
+  i::FLAG_stress_compaction = false;
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_flush_code_incrementally = true;
   InitializeVM();
   v8::HandleScope scope;
 
   // Perform one initial GC to enable code flushing.
   HEAP->CollectAllGarbage(Heap::kAbortIncrementalMarkingMask);
 
   // Prepare a shared function info eligible for code flushing for which
   // the unoptimized code will be replaced during optimization.
@@ skipping 186 matching lines @@
   // Now optimize the function so that it is taken off the candidate list.
   {
     HandleScope inner_scope;
     CompileRun("%OptimizeFunctionOnNextCall(f); f(3);");
   }
 
   // This cycle will bust the heap and subsequent cycles will go ballistic.
   HEAP->CollectAllGarbage(Heap::kNoGCFlags);
   HEAP->CollectAllGarbage(Heap::kNoGCFlags);
 }