Simplify handling of IC and megamorphic cache misses.

runtime/vm/code_generator.h

 // 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.
 
 #ifndef VM_CODE_GENERATOR_H_
 #define VM_CODE_GENERATOR_H_
 
 #include "vm/globals.h"
 #include "vm/runtime_entry.h"
 
@@ skipping 10 matching lines @@
 DECLARE_RUNTIME_ENTRY(AllocateObject);
 DECLARE_RUNTIME_ENTRY(BreakpointRuntimeHandler);
 DECLARE_RUNTIME_ENTRY(SingleStepHandler);
 DECLARE_RUNTIME_ENTRY(CloneContext);
 DECLARE_RUNTIME_ENTRY(Deoptimize);
 DECLARE_RUNTIME_ENTRY(FixCallersTarget);
 DECLARE_RUNTIME_ENTRY(InlineCacheMissHandlerOneArg);
 DECLARE_RUNTIME_ENTRY(InlineCacheMissHandlerTwoArgs);
 DECLARE_RUNTIME_ENTRY(InlineCacheMissHandlerThreeArgs);
 DECLARE_RUNTIME_ENTRY(StaticCallMissHandlerTwoArgs);
-DECLARE_RUNTIME_ENTRY(InstanceFunctionLookup);
 DECLARE_RUNTIME_ENTRY(Instanceof);
 DECLARE_RUNTIME_ENTRY(TypeCheck);
 DECLARE_RUNTIME_ENTRY(BadTypeError);
 DECLARE_RUNTIME_ENTRY(NonBoolTypeError);
 DECLARE_RUNTIME_ENTRY(InstantiateType);
 DECLARE_RUNTIME_ENTRY(InstantiateTypeArguments);
 DECLARE_RUNTIME_ENTRY(InvokeNoSuchMethodFunction);
 DECLARE_RUNTIME_ENTRY(MegamorphicCacheMissHandler);
 DECLARE_RUNTIME_ENTRY(OptimizeInvokedFunction);
 DECLARE_RUNTIME_ENTRY(TraceICCall);
@@ skipping 40 matching lines @@
 enum DeoptReasonId {
 #define DEFINE_ENUM_LIST(name) kDeopt##name,
 DEOPT_REASONS(DEFINE_ENUM_LIST)
 #undef DEFINE_ENUM_LIST
 };
 
 
 const char* DeoptReasonToText(intptr_t deopt_id);
 
 
-RawCode* ResolveCompileInstanceCallTarget(const Instance& receiver,
-                                          const ICData& ic_data);
-
 void DeoptimizeAt(const Code& optimized_code, uword pc);
 void DeoptimizeAll();
 
 double DartModulo(double a, double b);
 void SinCos(double arg, double* sin_res, double* cos_res);
 
 }  // namespace dart
 
 #endif  // VM_CODE_GENERATOR_H_