Remove support for Object.observe

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 100 matching lines @@
   F(MapIteratorInitialize, 3, 1)          \
   F(MapIteratorClone, 1, 1)               \
   F(MapIteratorDetails, 1, 1)             \
   F(GetWeakMapEntries, 2, 1)              \
   F(MapIteratorNext, 2, 1)                \
   F(WeakCollectionInitialize, 1, 1)       \
   F(WeakCollectionGet, 3, 1)              \
   F(WeakCollectionHas, 3, 1)              \
   F(WeakCollectionDelete, 3, 1)           \
   F(WeakCollectionSet, 4, 1)              \
-  F(GetWeakSetValues, 2, 1)               \
-  F(ObservationWeakMapCreate, 0, 1)
+  F(GetWeakSetValues, 2, 1)
 
 #define FOR_EACH_INTRINSIC_COMPILER(F)    \
   F(CompileLazy, 1, 1)                    \
   F(CompileOptimized_Concurrent, 1, 1)    \
   F(CompileOptimized_NotConcurrent, 1, 1) \
   F(NotifyStubFailure, 0, 1)              \
   F(NotifyDeoptimized, 1, 1)              \
   F(CompileForOnStackReplacement, 1, 1)   \
   F(TryInstallOptimizedCode, 1, 1)        \
   F(ResolvePossiblyDirectEval, 6, 1)
@@ skipping 179 matching lines @@
   F(CallSiteIsEvalRT, 1, 1)                         \
   F(CallSiteIsConstructorRT, 1, 1)                  \
   F(IS_VAR, 1, 1)                                   \
   F(ThrowConstructedNonConstructable, 1, 1)         \
   F(ThrowDerivedConstructorReturnedNonObject, 0, 1) \
   F(ThrowCalledNonCallable, 1, 1)                   \
   F(ThrowCalledOnNullOrUndefined, 1, 1)             \
   F(CreateListFromArrayLike, 1, 1)                  \
   F(IncrementUseCounter, 1, 1)                      \
   F(GetOrdinaryHasInstance, 0, 1)                   \
-  F(GetAndResetRuntimeCallStats, 0, 1)
+  F(GetAndResetRuntimeCallStats, 0, 1)              \
+  F(EnqueueMicrotask, 1, 1)                         \
+  F(RunMicrotasks, 0, 1)
 
 #define FOR_EACH_INTRINSIC_JSON(F) \
   F(QuoteJSONString, 1, 1)         \
   F(BasicJSONStringify, 1, 1)      \
   F(ParseJson, 1, 1)
 
 
 #define FOR_EACH_INTRINSIC_LITERALS(F) \
   F(CreateRegExpLiteral, 4, 1)         \
   F(CreateObjectLiteral, 4, 1)         \
@@ skipping 103 matching lines @@
   F(Compare, 3, 1)                                   \
   F(InstanceOf, 2, 1)                                \
   F(OrdinaryHasInstance, 2, 1)                       \
   F(HasInPrototypeChain, 2, 1)                       \
   F(CreateIterResultObject, 2, 1)                    \
   F(IsAccessCheckNeeded, 1, 1)                       \
   F(ObjectDefineProperties, 2, 1)                    \
   F(ObjectDefineProperty, 3, 1)                      \
   F(CreateDataProperty, 3, 1)
 
-#define FOR_EACH_INTRINSIC_OBSERVE(F)            \
-  F(IsObserved, 1, 1)                            \
-  F(SetIsObserved, 1, 1)                         \
-  F(EnqueueMicrotask, 1, 1)                      \
-  F(RunMicrotasks, 0, 1)                         \
-  F(DeliverObservationChangeRecords, 2, 1)       \
-  F(GetObservationState, 0, 1)                   \
-  F(ObserverObjectAndRecordHaveSameOrigin, 3, 1) \
-  F(ObjectWasCreatedInCurrentOrigin, 1, 1)       \
-  F(GetObjectContextObjectObserve, 1, 1)         \
-  F(GetObjectContextObjectGetNotifier, 1, 1)     \
-  F(GetObjectContextNotifierPerformChange, 1, 1)
-
 #define FOR_EACH_INTRINSIC_OPERATORS(F) \
   F(Multiply, 2, 1)                     \
   F(Divide, 2, 1)                       \
   F(Modulus, 2, 1)                      \
   F(Add, 2, 1)                          \
   F(Subtract, 2, 1)                     \
   F(ShiftLeft, 2, 1)                    \
   F(ShiftRight, 2, 1)                   \
   F(ShiftRightLogical, 2, 1)            \
   F(BitwiseAnd, 2, 1)                   \
@@ skipping 544 matching lines @@
   FOR_EACH_INTRINSIC_FUTEX(F)               \
   FOR_EACH_INTRINSIC_GENERATOR(F)           \
   FOR_EACH_INTRINSIC_I18N(F)                \
   FOR_EACH_INTRINSIC_INTERNAL(F)            \
   FOR_EACH_INTRINSIC_JSON(F)                \
   FOR_EACH_INTRINSIC_LITERALS(F)            \
   FOR_EACH_INTRINSIC_LIVEEDIT(F)            \
   FOR_EACH_INTRINSIC_MATHS(F)               \
   FOR_EACH_INTRINSIC_NUMBERS(F)             \
   FOR_EACH_INTRINSIC_OBJECT(F)              \
-  FOR_EACH_INTRINSIC_OBSERVE(F)             \
   FOR_EACH_INTRINSIC_OPERATORS(F)           \
   FOR_EACH_INTRINSIC_PROXY(F)               \
   FOR_EACH_INTRINSIC_REGEXP(F)              \
   FOR_EACH_INTRINSIC_SCOPES(F)              \
   FOR_EACH_INTRINSIC_SIMD(F)                \
   FOR_EACH_INTRINSIC_STRINGS(F)             \
   FOR_EACH_INTRINSIC_SYMBOL(F)              \
   FOR_EACH_INTRINSIC_TEST(F)                \
   FOR_EACH_INTRINSIC_TYPEDARRAY(F)          \
   FOR_EACH_INTRINSIC_URI(F)
@@ skipping 150 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_