Remove default monomorphic check code from functions and stubs that do not need it.

runtime/vm/thread.h

 // Copyright (c) 2015, 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 RUNTIME_VM_THREAD_H_
 #define RUNTIME_VM_THREAD_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/atomic.h"
@@ skipping 97 matching lines @@
 
 #if defined(TARGET_ARCH_DBC)
 #define CACHED_VM_STUBS_ADDRESSES_LIST(V)
 #else
 #define CACHED_VM_STUBS_ADDRESSES_LIST(V)                                      \
   V(uword, update_store_buffer_entry_point_,                                   \
     StubCode::UpdateStoreBuffer_entry()->EntryPoint(), 0)                      \
   V(uword, call_to_runtime_entry_point_,                                       \
     StubCode::CallToRuntime_entry()->EntryPoint(), 0)                          \
   V(uword, megamorphic_call_checked_entry_,                                    \
-    StubCode::MegamorphicCall_entry()->CheckedEntryPoint(), 0)                 \
+    StubCode::MegamorphicCall_entry()->EntryPoint(), 0)                        \
   V(uword, monomorphic_miss_entry_,                                            \
     StubCode::MonomorphicMiss_entry()->EntryPoint(), 0)                        \
 
 #endif
 
 #define CACHED_ADDRESSES_LIST(V)                                               \
   CACHED_VM_STUBS_ADDRESSES_LIST(V)                                            \
   V(uword, native_call_wrapper_entry_point_,                                   \
     NativeEntry::NativeCallWrapperEntry(), 0)                                  \
   V(RawString**, predefined_symbols_address_,                                  \
@@ skipping 657 matching lines @@
 // Disable thread interrupts.
 class DisableThreadInterruptsScope : public StackResource {
  public:
   explicit DisableThreadInterruptsScope(Thread* thread);
   ~DisableThreadInterruptsScope();
 };
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_THREAD_H_