FIR2IR: read & set dispatch & extension receivers

NB: this commit includes receiver-based assertions yet failing for some tests

compiler/testData/ir/irText/declarations/annotations/delegatedPropertyAccessorsWithAnnotations.fir.txt

@@ -60,6 +60,7 @@ FILE fqName:<root> fileName:/delegatedPropertyAccessorsWithAnnotations.kt
       BLOCK_BODY
         RETURN type=kotlin.Nothing from='public final fun getValue (thisRef: kotlin.Any?, kProp: kotlin.Any?): kotlin.Int declared in <root>.Cell'
           CALL 'public final fun <get-value> (): kotlin.Int declared in <root>.Cell' type=kotlin.Int origin=null
+            $this: GET_VAR '<this>: <root>.Cell declared in <root>.Cell' type=<root>.Cell origin=null
     FUN name:setValue visibility:public modality:FINAL <> ($this:<root>.Cell, thisRef:kotlin.Any?, kProp:kotlin.Any?, newValue:kotlin.Int) returnType:kotlin.Unit
       $this: VALUE_PARAMETER name:<this> type:<root>.Cell
       VALUE_PARAMETER name:thisRef index:0 type:kotlin.Any?
@@ -67,6 +68,7 @@ FILE fqName:<root> fileName:/delegatedPropertyAccessorsWithAnnotations.kt
       VALUE_PARAMETER name:newValue index:2 type:kotlin.Int
       BLOCK_BODY
         SET_FIELD 'FIELD PROPERTY_BACKING_FIELD name:value type:kotlin.Int visibility:public' type=kotlin.Unit origin=null
+          receiver: GET_VAR '<this>: <root>.Cell declared in <root>.Cell' type=<root>.Cell origin=null
           value: GET_VAR 'newValue: kotlin.Int declared in <root>.Cell.setValue' type=kotlin.Int origin=null
     FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean
       overridden:

compiler/testData/ir/irText/declarations/kt29833.fir.txt

@@ -9,7 +9,6 @@ FILE fqName:interop fileName:/Definitions.kt
       FIELD PROPERTY_BACKING_FIELD name:KT_CONSTANT type:kotlin.String? visibility:public [final]
         EXPRESSION_BODY
           GET_FIELD 'FIELD IR_EXTERNAL_JAVA_DECLARATION_STUB name:CONSTANT type:kotlin.String? visibility:public [final,static]' type=kotlin.String? origin=GET_PROPERTY
-            receiver: GET_OBJECT 'CLASS CLASS name:Interface modality:OPEN visibility:public/*package*/ superTypes:[kotlin.Any]' type=kotlin.Unit
       FUN DEFAULT_PROPERTY_ACCESSOR name:<get-KT_CONSTANT> visibility:public modality:FINAL <> ($this:interop.Definitions) returnType:kotlin.String?
         correspondingProperty: PROPERTY name:KT_CONSTANT visibility:public modality:FINAL [const,val]
         $this: VALUE_PARAMETER name:<this> type:interop.Definitions
@@ -21,7 +20,6 @@ FILE fqName:interop fileName:/Definitions.kt
       FIELD PROPERTY_BACKING_FIELD name:ktValue type:kotlin.String? visibility:public [final]
         EXPRESSION_BODY
           GET_FIELD 'FIELD IR_EXTERNAL_JAVA_DECLARATION_STUB name:CONSTANT type:kotlin.String? visibility:public [final,static]' type=kotlin.String? origin=GET_PROPERTY
-            receiver: GET_OBJECT 'CLASS CLASS name:Interface modality:OPEN visibility:public/*package*/ superTypes:[kotlin.Any]' type=kotlin.Unit
       FUN DEFAULT_PROPERTY_ACCESSOR name:<get-ktValue> visibility:public modality:FINAL <> ($this:interop.Definitions) returnType:kotlin.String?
         correspondingProperty: PROPERTY name:ktValue visibility:public modality:FINAL [val]
         $this: VALUE_PARAMETER name:<this> type:interop.Definitions

compiler/testData/ir/irText/declarations/provideDelegate/local.fir.txt

@@ -24,6 +24,7 @@ FILE fqName:<root> fileName:/local.kt
       BLOCK_BODY
         RETURN type=kotlin.Nothing from='public final fun getValue (thisRef: kotlin.Any?, property: kotlin.Any?): kotlin.String declared in <root>.Delegate'
           CALL 'public final fun <get-value> (): kotlin.String declared in <root>.Delegate' type=kotlin.String origin=null
+            $this: GET_VAR '<this>: <root>.Delegate declared in <root>.Delegate' type=<root>.Delegate origin=null
     FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean
       overridden:
         public open fun equals (other: kotlin.Any?): kotlin.Boolean declared in kotlin.Any
@@ -63,6 +64,7 @@ FILE fqName:<root> fileName:/local.kt
         RETURN type=kotlin.Nothing from='public final fun provideDelegate (thisRef: kotlin.Any?, property: kotlin.Any?): <root>.Delegate declared in <root>.DelegateProvider'
           CONSTRUCTOR_CALL 'public constructor <init> (value: kotlin.String) [primary] declared in <root>.Delegate' type=<root>.Delegate origin=null
             value: CALL 'public final fun <get-value> (): kotlin.String declared in <root>.DelegateProvider' type=kotlin.String origin=null
+              $this: GET_VAR '<this>: <root>.DelegateProvider declared in <root>.DelegateProvider' type=<root>.DelegateProvider origin=null
     FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean
       overridden:
         public open fun equals (other: kotlin.Any?): kotlin.Boolean declared in kotlin.Any

compiler/testData/ir/irText/declarations/provideDelegate/memberExtension.fir.txt

@@ -32,6 +32,7 @@ FILE fqName:<root> fileName:/memberExtension.kt
             CALL 'public final fun plus (other: kotlin.Any?): kotlin.String declared in kotlin.String' type=kotlin.String origin=null
               $this: GET_VAR 'receiver: kotlin.String declared in <root>.Host.StringDelegate.getValue' type=kotlin.String origin=null
               other: CALL 'public final fun <get-s> (): kotlin.String declared in <root>.Host.StringDelegate' type=kotlin.String origin=null
+                $this: GET_VAR '<this>: <root>.Host.StringDelegate declared in <root>.Host.StringDelegate' type=<root>.Host.StringDelegate origin=null
       FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean
         overridden:
           public open fun equals (other: kotlin.Any?): kotlin.Boolean declared in kotlin.Any

compiler/testData/ir/irText/declarations/provideDelegate/topLevel.fir.txt

@@ -24,6 +24,7 @@ FILE fqName:<root> fileName:/topLevel.kt
       BLOCK_BODY
         RETURN type=kotlin.Nothing from='public final fun getValue (thisRef: kotlin.Any?, property: kotlin.Any?): kotlin.String declared in <root>.Delegate'
           CALL 'public final fun <get-value> (): kotlin.String declared in <root>.Delegate' type=kotlin.String origin=null
+            $this: GET_VAR '<this>: <root>.Delegate declared in <root>.Delegate' type=<root>.Delegate origin=null
     FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean
       overridden:
         public open fun equals (other: kotlin.Any?): kotlin.Boolean declared in kotlin.Any
@@ -63,6 +64,7 @@ FILE fqName:<root> fileName:/topLevel.kt
         RETURN type=kotlin.Nothing from='public final fun provideDelegate (thisRef: kotlin.Any?, property: kotlin.Any?): <root>.Delegate declared in <root>.DelegateProvider'
           CONSTRUCTOR_CALL 'public constructor <init> (value: kotlin.String) [primary] declared in <root>.Delegate' type=<root>.Delegate origin=null
             value: CALL 'public final fun <get-value> (): kotlin.String declared in <root>.DelegateProvider' type=kotlin.String origin=null
+              $this: GET_VAR '<this>: <root>.DelegateProvider declared in <root>.DelegateProvider' type=<root>.DelegateProvider origin=null
     FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean
       overridden:
         public open fun equals (other: kotlin.Any?): kotlin.Boolean declared in kotlin.Any