Drop resolution of deprecated plus/minus/get/set conventions

Also remove the corresponding quick fix

idea/testData/findUsages/kotlin/conventions/plus.results.txt

@@ -3,4 +3,3 @@ Function call 11 A(0) plus A(1) plus 2
 Function call 12 A(0).plus(A(1).plus(2))
 Function call 15 a += 1
 Function call 6 fun plus(a: A): A = this + a.n
-Unclassified usage 18 +A(0)

idea/testData/inspections/cleanup/cleanup.kt

@@ -38,14 +38,7 @@ annotation class Fancy(val param: Int)
 
 @Fancy(<caret>i) class D
 
-class CustomDelegate {
-    operator fun get(thisRef: Any?, prop: KProperty<*>): String = ""
-    operator fun set(thisRef: Any?, prop: KProperty<*>, value: String) {}
-}
-
 class B {
-    var a: String by CustomDelegate()
-
     fun plus(a: A): A = A()
 }
 

idea/testData/inspections/cleanup/cleanup.kt.after

@@ -37,14 +37,7 @@ annotation class Fancy(val param: Int)
 
 @Fancy(i) class D
 
-class CustomDelegate {
-    operator fun getValue(thisRef: Any?, prop: KProperty<*>): String = ""
-    operator fun setValue(thisRef: Any?, prop: KProperty<*>, value: String) {}
-}
-
 class B {
-    var a: String by CustomDelegate()
-
     operator fun plus(a: A): A = A()
 }
 

idea/testData/quickfix/modifiers/deprecatedDelegatesGetSetExtension.kt

@@ -1,10 +0,0 @@
-// "Rename to 'getValue'" "true"
-import kotlin.reflect.KProperty
-
-class CustomDelegate
-
-operator fun CustomDelegate.get(thisRef: Any?, prop: KProperty<*>): String = ""
-
-class Example {
-    val a: String <caret>by CustomDelegate()
-}

idea/testData/quickfix/modifiers/deprecatedDelegatesGetSetExtension.kt.after

@@ -1,10 +0,0 @@
-// "Rename to 'getValue'" "true"
-import kotlin.reflect.KProperty
-
-class CustomDelegate
-
-operator fun CustomDelegate.getValue(thisRef: Any?, prop: KProperty<*>): String = ""
-
-class Example {
-    val a: String by CustomDelegate()
-}

idea/testData/quickfix/modifiers/deprecatedDelegatesGetSetMember.kt

@@ -1,13 +0,0 @@
-// "Rename to 'setValue'" "true"
-// ERROR: 'get' method convention on type 'CustomDelegate' is no longer supported. Rename to 'getValue'
-
-import kotlin.reflect.KProperty
-
-class CustomDelegate {
-    operator fun get(thisRef: Any?, prop: KProperty<*>): String = ""
-    operator fun set(thisRef: Any?, prop: KProperty<*>, value: String) {}
-}
-
-class Example {
-    var a: String <caret>by CustomDelegate()
-}

idea/testData/quickfix/modifiers/deprecatedDelegatesGetSetMember.kt.after

@@ -1,13 +0,0 @@
-// "Rename to 'setValue'" "true"
-// ERROR: 'get' method convention on type 'CustomDelegate' is no longer supported. Rename to 'getValue'
-
-import kotlin.reflect.KProperty
-
-class CustomDelegate {
-    operator fun get(thisRef: Any?, prop: KProperty<*>): String = ""
-    operator fun setValue(thisRef: Any?, prop: KProperty<*>, value: String) {}
-}
-
-class Example {
-    var a: String by CustomDelegate()
-}