FIR: Drop unused ImplicitDispatchReceiverKind

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/BodyResolveComponents.kt

@@ -11,7 +11,10 @@ import org.jetbrains.kotlin.fir.FirCallResolver
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSymbolOwner
 import org.jetbrains.kotlin.fir.declarations.*
-import org.jetbrains.kotlin.fir.resolve.calls.*
+import org.jetbrains.kotlin.fir.resolve.calls.ImplicitDispatchReceiverValue
+import org.jetbrains.kotlin.fir.resolve.calls.ImplicitExtensionReceiverValue
+import org.jetbrains.kotlin.fir.resolve.calls.ImplicitReceiverValue
+import org.jetbrains.kotlin.fir.resolve.calls.ResolutionStageRunner
 import org.jetbrains.kotlin.fir.resolve.dfa.FirDataFlowAnalyzer
 import org.jetbrains.kotlin.fir.resolve.inference.FirCallCompleter
 import org.jetbrains.kotlin.fir.resolve.inference.InferenceComponents
@@ -179,7 +182,7 @@ fun SessionHolder.collectTowerDataElementsForClass(owner: FirClass<*>, defaultTy
     val companionObject = (owner as? FirRegularClass)?.companionObject
     val companionReceiver = companionObject?.let { companion ->
         ImplicitDispatchReceiverValue(
-            companion.symbol, session, scopeSession, kind = ImplicitDispatchReceiverKind.COMPANION
+            companion.symbol, session, scopeSession
         )
     }
     allImplicitCompanionValues.addIfNotNull(companionReceiver)
@@ -192,7 +195,7 @@ fun SessionHolder.collectTowerDataElementsForClass(owner: FirClass<*>, defaultTy
 
         (superClass as? FirRegularClass)?.companionObject?.let { companion ->
             val superCompanionReceiver = ImplicitDispatchReceiverValue(
-                companion.symbol, session, scopeSession, kind = ImplicitDispatchReceiverKind.COMPANION_FROM_SUPERTYPE
+                companion.symbol, session, scopeSession
             )
 
             superClassesStaticsAndCompanionReceivers += superCompanionReceiver.asTowerDataElement()

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/calls/FirReceivers.kt

@@ -6,10 +6,7 @@
 package org.jetbrains.kotlin.fir.resolve.calls
 
 import org.jetbrains.kotlin.fir.FirSession
-import org.jetbrains.kotlin.fir.declarations.FirRegularClass
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRefsOwner
-import org.jetbrains.kotlin.fir.declarations.FirTypeParametersOwner
-import org.jetbrains.kotlin.fir.declarations.expandedConeType
 import org.jetbrains.kotlin.fir.expressions.FirExpression
 import org.jetbrains.kotlin.fir.expressions.FirThisReceiverExpression
 import org.jetbrains.kotlin.fir.expressions.builder.buildExpressionWithSmartcast
@@ -21,15 +18,12 @@ import org.jetbrains.kotlin.fir.resolve.constructType
 import org.jetbrains.kotlin.fir.resolve.scope
 import org.jetbrains.kotlin.fir.resolvedTypeFromPrototype
 import org.jetbrains.kotlin.fir.scopes.FirScope
-import org.jetbrains.kotlin.fir.scopes.impl.nestedClassifierScope
 import org.jetbrains.kotlin.fir.symbols.AbstractFirBasedSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.FirCallableSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.FirClassSymbol
-import org.jetbrains.kotlin.fir.symbols.impl.FirTypeAliasSymbol
 import org.jetbrains.kotlin.fir.types.*
 import org.jetbrains.kotlin.fir.types.builder.buildResolvedTypeRef
 import org.jetbrains.kotlin.fir.types.impl.ConeClassLikeTypeImpl
-import org.jetbrains.kotlin.name.ClassId
 
 interface Receiver {
 
@@ -119,35 +113,18 @@ sealed class ImplicitReceiverValue<S : AbstractFirBasedSymbol<*>>(
     }
 }
 
-internal enum class ImplicitDispatchReceiverKind {
-    REGULAR,
-    REGULAR_IN_DELEGATED,
-    COMPANION,
-    COMPANION_FROM_SUPERTYPE
-}
-
 class ImplicitDispatchReceiverValue internal constructor(
     boundSymbol: FirClassSymbol<*>,
     type: ConeKotlinType,
     useSiteSession: FirSession,
-    scopeSession: ScopeSession,
+    scopeSession: ScopeSession
-    private val kind: ImplicitDispatchReceiverKind = ImplicitDispatchReceiverKind.REGULAR
 ) : ImplicitReceiverValue<FirClassSymbol<*>>(boundSymbol, type, useSiteSession, scopeSession) {
     internal constructor(
-        boundSymbol: FirClassSymbol<*>, useSiteSession: FirSession, scopeSession: ScopeSession, kind: ImplicitDispatchReceiverKind
+        boundSymbol: FirClassSymbol<*>, useSiteSession: FirSession, scopeSession: ScopeSession
     ) : this(
         boundSymbol, boundSymbol.constructType(typeArguments = emptyArray(), isNullable = false),
-        useSiteSession, scopeSession, kind
+        useSiteSession, scopeSession
     )
-
-    fun copyForDelegated(): ImplicitDispatchReceiverValue =
-        ImplicitDispatchReceiverValue(boundSymbol, type, useSiteSession, scopeSession, ImplicitDispatchReceiverKind.REGULAR_IN_DELEGATED)
-
-    val inDelegated: Boolean get() = kind == ImplicitDispatchReceiverKind.REGULAR_IN_DELEGATED
-
-    val implicitCompanion: Boolean get() = kind != ImplicitDispatchReceiverKind.REGULAR
-
-    val companionFromSupertype: Boolean get() = kind == ImplicitDispatchReceiverKind.COMPANION_FROM_SUPERTYPE
 }
 
 class ImplicitExtensionReceiverValue(