Allow optimized code when debugger is active

runtime/vm/intermediate_language_x64.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"  // Needed here to get TARGET_ARCH_X64.
 #if defined(TARGET_ARCH_X64)
 
 #include "vm/intermediate_language.h"
 
 #include "lib/error.h"
@@ skipping 59 matching lines @@
                              locs());
       __ Bind(&done);
     }
   } else {
     __ Comment("Check function counter");
     // Count only in unoptimized code.
     // TODO(srdjan): Replace the counting code with a type feedback
     // collection and counting stub.
     __ LoadObject(func_reg, function);
     __ incq(FieldAddress(func_reg, Function::usage_counter_offset()));
-    if (FlowGraphCompiler::CanOptimize() &&
+    if (compiler->CanOptimizeFunction() &&
         compiler->parsed_function().function().is_optimizable()) {
       // Do not optimize if usage count must be reported.
       __ cmpq(FieldAddress(func_reg, Function::usage_counter_offset()),
           Immediate(FLAG_optimization_counter_threshold));
       Label not_yet_hot;
       __ j(LESS, &not_yet_hot, Assembler::kNearJump);
       // Equal (or greater), optimize.
       // The stub call preserves result register(RAX)
       ASSERT(func_reg == RDX);
       compiler->GenerateCall(0,  // no token position.
@@ skipping 2370 matching lines @@
 
 void ShiftMintOpInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   UNIMPLEMENTED();
 }
 
 }  // namespace dart
 
 #undef __
 
 #endif  // defined TARGET_ARCH_X64