Resolve invoke on class objects and enum entries

Added FakeCallableDescriptorForObject to make a resolved call
with object as variable in 'variable as function call'

 #KT-4321 Fixed
 #KT-4863 Fixed

compiler/testData/codegen/box/functions/invoke/onObjects/invokeOnClassObject1.kt

@@ -0,0 +1,8 @@
+class A {
+    class object {
+        fun invoke(i: Int) = i
+    }
+}
+
+fun box() = if (A(42) == 42) "OK" else "fail"
+

compiler/testData/codegen/box/functions/invoke/onObjects/invokeOnClassObject2.kt

@@ -0,0 +1,11 @@
+trait B
+
+fun B.invoke(i: Int) = i
+
+class A {
+    class object: B {
+    }
+}
+
+fun box() = if (A(42) == 42) "OK" else "fail"
+

compiler/testData/codegen/box/functions/invoke/onObjects/invokeOnClassObjectOfNestedClass1.kt

@@ -0,0 +1,9 @@
+class A {
+    class Nested {
+        class object {
+            fun invoke(i: Int) = i
+        }
+    }
+}
+
+fun box() = if (A.Nested(42) == 42) "OK" else "fail"

compiler/testData/codegen/box/functions/invoke/onObjects/invokeOnClassObjectOfNestedClass2.kt

@@ -0,0 +1,11 @@
+import A.Nested
+
+class A {
+    class Nested {
+        class object {
+            fun invoke(i: Int) = i
+        }
+    }
+}
+
+fun box() = if (Nested(42) == 42) "OK" else "fail"

compiler/testData/codegen/box/functions/invoke/onObjects/invokeOnEnum1.kt

@@ -0,0 +1,8 @@
+enum class A {
+    ONE
+    TWO
+
+    fun invoke(i: Int) = i
+}
+
+fun box() = if (A.ONE(42) == 42) "OK" else "fail"

compiler/testData/codegen/box/functions/invoke/onObjects/invokeOnEnum2.kt

@@ -0,0 +1,8 @@
+enum class A {
+    ONE
+    TWO
+}
+
+fun A.invoke(i: Int) = i
+
+fun box() = if (A.ONE(42) == 42) "OK" else "fail"

compiler/testData/codegen/box/functions/invoke/onObjects/invokeOnImportedEnum1.kt

@@ -0,0 +1,10 @@
+import A.ONE
+
+enum class A {
+    ONE
+    TWO
+
+    fun invoke(i: Int) = i
+}
+
+fun box() = if (ONE(42) == 42) "OK" else "fail"

compiler/testData/codegen/box/functions/invoke/onObjects/invokeOnImportedEnum2.kt

@@ -0,0 +1,10 @@
+import A.ONE
+
+enum class A {
+    ONE
+    TWO
+}
+
+fun A.invoke(i: Int) = i
+
+fun box() = if (ONE(42) == 42) "OK" else "fail"

compiler/testData/codegen/box/functions/invoke/onObjects/invokeOnObject1.kt

@@ -0,0 +1,5 @@
+object A
+
+fun A.invoke(i: Int) = i
+
+fun box() = if (A(42) == 42) "OK" else "fail"

compiler/testData/codegen/box/functions/invoke/onObjects/invokeOnObject2.kt

@@ -0,0 +1,5 @@
+object A {
+    fun invoke(i: Int) = i
+}
+
+fun box() = if (A(42) == 42) "OK" else "fail"