Editorial: Change some X is Y to SameValue(X, Y) is *true*

(apply editorial convention to recently-merged PR tc39#3337)

spec.html

@@ -41811,7 +41811,7 @@ <h1>Map.prototype.delete ( _key_ )</h1>
           1. Perform ? RequireInternalSlot(_M_, [[MapData]]).
           1. Set _key_ to CanonicalizeKeyedCollectionKey(_key_).
           1. For each Record { [[Key]], [[Value]] } _p_ of _M_.[[MapData]], do
-            1. If _p_.[[Key]] is not ~empty~ and _p_.[[Key]] is _key_, then
+            1. If _p_.[[Key]] is not ~empty~ and SameValue(_p_.[[Key]], _key_) is *true*, then
               1. Set _p_.[[Key]] to ~empty~.
               1. Set _p_.[[Value]] to ~empty~.
               1. Return *true*.
@@ -41866,7 +41866,7 @@ <h1>Map.prototype.get ( _key_ )</h1>
           1. Perform ? RequireInternalSlot(_M_, [[MapData]]).
           1. Set _key_ to CanonicalizeKeyedCollectionKey(_key_).
           1. For each Record { [[Key]], [[Value]] } _p_ of _M_.[[MapData]], do
-            1. If _p_.[[Key]] is not ~empty~ and _p_.[[Key]] is _key_, return _p_.[[Value]].
+            1. If _p_.[[Key]] is not ~empty~ and SameValue(_p_.[[Key]], _key_) is *true*, return _p_.[[Value]].
           1. Return *undefined*.
         </emu-alg>
       </emu-clause>
@@ -41879,7 +41879,7 @@ <h1>Map.prototype.has ( _key_ )</h1>
           1. Perform ? RequireInternalSlot(_M_, [[MapData]]).
           1. Set _key_ to CanonicalizeKeyedCollectionKey(_key_).
           1. For each Record { [[Key]], [[Value]] } _p_ of _M_.[[MapData]], do
-            1. If _p_.[[Key]] is not ~empty~ and _p_.[[Key]] is _key_, return *true*.
+            1. If _p_.[[Key]] is not ~empty~ and SameValue(_p_.[[Key]], _key_) is *true*, return *true*.
           1. Return *false*.
         </emu-alg>
       </emu-clause>
@@ -41901,7 +41901,7 @@ <h1>Map.prototype.set ( _key_, _value_ )</h1>
           1. Perform ? RequireInternalSlot(_M_, [[MapData]]).
           1. Set _key_ to CanonicalizeKeyedCollectionKey(_key_).
           1. For each Record { [[Key]], [[Value]] } _p_ of _M_.[[MapData]], do
-            1. If _p_.[[Key]] is not ~empty~ and _p_.[[Key]] is _key_, then
+            1. If _p_.[[Key]] is not ~empty~ and SameValue(_p_.[[Key]], _key_) is *true*, then
               1. Set _p_.[[Value]] to _value_.
               1. Return _M_.
           1. Let _p_ be the Record { [[Key]]: _key_, [[Value]]: _value_ }.
@@ -42096,7 +42096,7 @@ <h1>Set.prototype.add ( _value_ )</h1>
           1. Perform ? RequireInternalSlot(_S_, [[SetData]]).
           1. Set _value_ to CanonicalizeKeyedCollectionKey(_value_).
           1. For each element _e_ of _S_.[[SetData]], do
-            1. If _e_ is not ~empty~ and _e_ is _value_, then
+            1. If _e_ is not ~empty~ and SameValue(_e_, _value_) is *true*, then
               1. Return _S_.
           1. Append _value_ to _S_.[[SetData]].
           1. Return _S_.
@@ -42131,7 +42131,7 @@ <h1>Set.prototype.delete ( _value_ )</h1>
           1. Perform ? RequireInternalSlot(_S_, [[SetData]]).
           1. Set _value_ to CanonicalizeKeyedCollectionKey(_value_).
           1. For each element _e_ of _S_.[[SetData]], do
-            1. If _e_ is not ~empty~ and _e_ is _value_, then
+            1. If _e_ is not ~empty~ and SameValue(_e_, _value_) is *true*, then
               1. Replace the element of _S_.[[SetData]] whose value is _e_ with an element whose value is ~empty~.
               1. Return *true*.
           1. Return *false*.
@@ -42190,7 +42190,7 @@ <h1>Set.prototype.has ( _value_ )</h1>
           1. Perform ? RequireInternalSlot(_S_, [[SetData]]).
           1. Set _value_ to CanonicalizeKeyedCollectionKey(_value_).
           1. For each element _e_ of _S_.[[SetData]], do
-            1. If _e_ is not ~empty~ and _e_ is _value_, return *true*.
+            1. If _e_ is not ~empty~ and SameValue(_e_, _value_) is *true*, return *true*.
           1. Return *false*.
         </emu-alg>
       </emu-clause>