When --nolimit-inlining flag is set, don't limit inlining depth.

src/hydrogen.cc

 // Copyright 2011 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 4469 matching lines @@
       outer_info->scope()->contains_with() ||
       outer_info->scope()->num_heap_slots() > 0) {
     TraceInline(target, caller, "target requires context change");
     return false;
   }
 
   // Don't inline deeper than kMaxInliningLevels calls.
   HEnvironment* env = environment();
   int current_level = 1;
   while (env->outer() != NULL) {
-    if (current_level == Compiler::kMaxInliningLevels) {
+    if (FLAG_limit_inlining && current_level == Compiler::kMaxInliningLevels) {
       TraceInline(target, caller, "inline depth limit reached");
       return false;
     }
     current_level++;
     env = env->outer();
   }
 
   // Don't inline recursive functions.
   if (*target_shared == outer_info->closure()->shared()) {
     TraceInline(target, caller, "target is recursive");
@@ skipping 2320 matching lines @@
     }
   }
 
 #ifdef DEBUG
   if (graph_ != NULL) graph_->Verify();
   if (allocator_ != NULL) allocator_->Verify();
 #endif
 }
 
 } }  // namespace v8::internal