Replaced ReceiverValue.NO_RECEIVER to null.

js/js.translator/src/org/jetbrains/kotlin/js/translate/callTranslator/CallInfo.kt

@@ -102,7 +102,6 @@ fun TranslationContext.getCallInfo(resolvedCall: ResolvedCall<out FunctionDescri
 }
 
 private fun TranslationContext.getDispatchReceiver(receiverValue: ReceiverValue): JsExpression {
-    assert(receiverValue.exists()) { "receiverValue must be exist here" }
     return getDispatchReceiver(getReceiverParameterForReceiver(receiverValue))
 }
 
@@ -110,10 +109,7 @@ private fun TranslationContext.createCallInfo(resolvedCall: ResolvedCall<out Cal
     val receiverKind = resolvedCall.getExplicitReceiverKind()
 
     fun getDispatchReceiver(): JsExpression? {
-        val receiverValue = resolvedCall.getDispatchReceiver()
-        if (!receiverValue.exists()) {
-            return null
-        }
+        val receiverValue = resolvedCall.getDispatchReceiver() ?: return null
         return when (receiverKind) {
             DISPATCH_RECEIVER, BOTH_RECEIVERS -> explicitReceivers.extensionOrDispatchReceiver
             else -> this.getDispatchReceiver(receiverValue)
@@ -121,10 +117,7 @@ private fun TranslationContext.createCallInfo(resolvedCall: ResolvedCall<out Cal
     }
 
     fun getExtensionReceiver(): JsExpression? {
-        val receiverValue = resolvedCall.getExtensionReceiver()
-        if (!receiverValue.exists()) {
-            return null
-        }
+        val receiverValue = resolvedCall.getExtensionReceiver() ?: return null
         return when (receiverKind) {
             EXTENSION_RECEIVER -> explicitReceivers.extensionOrDispatchReceiver
             BOTH_RECEIVERS -> explicitReceivers.extensionReceiver

js/js.translator/src/org/jetbrains/kotlin/js/translate/callTranslator/CallTranslator.kt

@@ -124,13 +124,13 @@ fun computeExplicitReceiversForInvoke(
     val callElement = resolvedCall.getCall().getCallElement()
     assert(explicitReceivers.extensionReceiver == null) { "'Invoke' call must have one receiver: $callElement" }
 
-    fun translateReceiverAsExpression(receiver: ReceiverValue): JsExpression? =
+    fun translateReceiverAsExpression(receiver: ReceiverValue?): JsExpression? =
             (receiver as? ExpressionReceiver)?.let { Translation.translateAsExpression(it.expression, context) }
 
     val dispatchReceiver = resolvedCall.getDispatchReceiver()
     val extensionReceiver = resolvedCall.getExtensionReceiver()
 
-    if (dispatchReceiver.exists() && extensionReceiver.exists() && resolvedCall.getExplicitReceiverKind() == ExplicitReceiverKind.BOTH_RECEIVERS) {
+    if (dispatchReceiver != null && extensionReceiver != null && resolvedCall.getExplicitReceiverKind() == ExplicitReceiverKind.BOTH_RECEIVERS) {
         assert(explicitReceivers.extensionOrDispatchReceiver != null) {
             "No explicit receiver for 'invoke' resolved call with both receivers: $callElement, text: ${callElement.getText()}" +
             "Dispatch receiver: $dispatchReceiver Extension receiver: $extensionReceiver"
@@ -145,7 +145,7 @@ fun computeExplicitReceiversForInvoke(
     }
 
     val dispatchReceiverExpression = translateReceiverAsExpression(dispatchReceiver)
-    return when (Pair(dispatchReceiver.exists(), extensionReceiver.exists())) {
+    return when (Pair(dispatchReceiver != null, extensionReceiver != null)) {
         Pair(true, true)  -> ExplicitReceivers(dispatchReceiverExpression, explicitReceivers.extensionOrDispatchReceiver)
         Pair(true, false) -> ExplicitReceivers(dispatchReceiverExpression)
         Pair(false, true) -> ExplicitReceivers(translateReceiverAsExpression(extensionReceiver as ReceiverValue))

js/js.translator/src/org/jetbrains/kotlin/js/translate/intrinsic/operation/EqualsBOIF.kt

@@ -62,7 +62,7 @@ object EqualsBOIF : BinaryOperationIntrinsicFactory {
             val appliedToDynamic =
                     resolvedCall != null &&
                     with(resolvedCall.getDispatchReceiver()) {
-                        if (exists()) getType().isDynamic() else false
+                        if (this != null) getType().isDynamic() else false
                     }
 
             if (appliedToDynamic) {