Reland and fix bug: Don't store redundant compile-type at values.

runtime/vm/flow_graph_compiler_arm64.cc

 // Copyright (c) 2014, 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_ARM64.
 #if defined(TARGET_ARCH_ARM64)
 
 #include "vm/flow_graph_compiler.h"
 
 #include "vm/ast_printer.h"
@@ skipping 55 matching lines @@
   ASSERT(intrinsic_mode());
   intrinsic_mode_ = false;
   assembler()->set_allow_constant_pool(true);
 }
 
 
 RawDeoptInfo* CompilerDeoptInfo::CreateDeoptInfo(FlowGraphCompiler* compiler,
                                                  DeoptInfoBuilder* builder,
                                                  const Array& deopt_table) {
   if (deopt_env_ == NULL) {
+    ++builder->current_info_number_;
     return DeoptInfo::null();
   }
 
   intptr_t stack_height = compiler->StackSize();
   AllocateIncomingParametersRecursive(deopt_env_, &stack_height);
 
   intptr_t slot_ix = 0;
   Environment* current = deopt_env_;
 
   // Emit all kMaterializeObject instructions describing objects to be
@@ skipping 1720 matching lines @@
 void ParallelMoveResolver::RestoreFpuScratch(FpuRegister reg) {
   __ PopDouble(reg);
 }
 
 
 #undef __
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM64