Remove strong mode support from property loads.

src/runtime/runtime.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_RUNTIME_RUNTIME_H_
 #define V8_RUNTIME_RUNTIME_H_
 
 #include "src/allocation.h"
 #include "src/base/platform/time.h"
 #include "src/objects.h"
@@ skipping 66 matching lines @@
 #define FOR_EACH_INTRINSIC_CLASSES(F)       \
   F(ThrowNonMethodError, 0, 1)              \
   F(ThrowUnsupportedSuperError, 0, 1)       \
   F(ThrowConstructorNonCallableError, 1, 1) \
   F(ThrowArrayNotSubclassableError, 0, 1)   \
   F(ThrowStaticPrototypeError, 0, 1)        \
   F(ThrowIfStaticPrototype, 1, 1)           \
   F(HomeObjectSymbol, 0, 1)                 \
   F(DefineClass, 4, 1)                      \
   F(FinalizeClassDefinition, 2, 1)          \
-  F(LoadFromSuper, 4, 1)                    \
-  F(LoadKeyedFromSuper, 4, 1)               \
+  F(LoadFromSuper, 3, 1)                    \
+  F(LoadKeyedFromSuper, 3, 1)               \
   F(StoreToSuper_Strict, 4, 1)              \
   F(StoreToSuper_Sloppy, 4, 1)              \
   F(StoreKeyedToSuper_Strict, 4, 1)         \
   F(StoreKeyedToSuper_Sloppy, 4, 1)         \
   F(GetSuperConstructor, 1, 1)
 
 #define FOR_EACH_INTRINSIC_COLLECTIONS(F) \
   F(StringGetRawHashField, 1, 1)          \
   F(TheHole, 0, 1)                        \
   F(JSCollectionGetTable, 1, 1)           \
@@ skipping 313 matching lines @@
   F(GetHoleNaNUpper, 0, 1)             \
   F(GetHoleNaNLower, 0, 1)
 
 #define FOR_EACH_INTRINSIC_OBJECT(F)                 \
   F(GetPrototype, 1, 1)                              \
   F(InternalSetPrototype, 2, 1)                      \
   F(SetPrototype, 2, 1)                              \
   F(GetOwnProperty_Legacy, 2, 1)                     \
   F(OptimizeObjectForAddingMultipleProperties, 2, 1) \
   F(GetProperty, 2, 1)                               \
-  F(GetPropertyStrong, 2, 1)                         \
   F(KeyedGetProperty, 2, 1)                          \
-  F(KeyedGetPropertyStrong, 2, 1)                    \
   F(LoadGlobalViaContext, 1, 1)                      \
   F(StoreGlobalViaContext_Sloppy, 2, 1)              \
   F(StoreGlobalViaContext_Strict, 2, 1)              \
   F(AddNamedProperty, 4, 1)                          \
   F(SetProperty, 4, 1)                               \
   F(AddElement, 3, 1)                                \
   F(AppendElement, 2, 1)                             \
   F(DeleteProperty_Sloppy, 2, 1)                     \
   F(DeleteProperty_Strict, 2, 1)                     \
   F(HasOwnProperty, 2, 1)                            \
@@ skipping 694 matching lines @@
 
   MUST_USE_RESULT static Maybe<bool> DeleteObjectProperty(
       Isolate* isolate, Handle<JSReceiver> receiver, Handle<Object> key,
       LanguageMode language_mode);
 
   MUST_USE_RESULT static MaybeHandle<Object> SetObjectProperty(
       Isolate* isolate, Handle<Object> object, Handle<Object> key,
       Handle<Object> value, LanguageMode language_mode);
 
   MUST_USE_RESULT static MaybeHandle<Object> GetObjectProperty(
-      Isolate* isolate, Handle<Object> object, Handle<Object> key,
-      LanguageMode language_mode = SLOPPY);
+      Isolate* isolate, Handle<Object> object, Handle<Object> key);
 
   enum TypedArrayId {
     // arrayIds below should be synchronized with typedarray.js natives.
     ARRAY_ID_UINT8 = 1,
     ARRAY_ID_INT8 = 2,
     ARRAY_ID_UINT16 = 3,
     ARRAY_ID_INT16 = 4,
     ARRAY_ID_UINT32 = 5,
     ARRAY_ID_INT32 = 6,
     ARRAY_ID_FLOAT32 = 7,
@@ skipping 60 matching lines @@
 
 class DeclareGlobalsEvalFlag : public BitField<bool, 0, 1> {};
 class DeclareGlobalsNativeFlag : public BitField<bool, 1, 1> {};
 STATIC_ASSERT(LANGUAGE_END == 3);
 class DeclareGlobalsLanguageMode : public BitField<LanguageMode, 2, 2> {};
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_RUNTIME_RUNTIME_H_