KT-19011: Fix import optimizing when extension functional type is used

It should check is extension functional type imported from companion
is actually called on companion instance

 #KT-19011 fixed

idea/testData/editor/optimizeImports/common/ExtensionFunctionalTypeValFromCompanionObject.dependency.kt

@@ -0,0 +1,7 @@
+package p1
+
+class Foo {
+    companion object {
+        val COMPANION_VAL: Any.() -> Unit = TODO()
+    }
+}

idea/testData/editor/optimizeImports/common/ExtensionFunctionalTypeValFromCompanionObject.kt

@@ -0,0 +1,7 @@
+package p2
+
+import p1.Foo
+
+fun test() {
+    Foo.COMPANION_VAL
+}

idea/testData/editor/optimizeImports/common/ExtensionFunctionalTypeValFromCompanionObject.kt.after

@@ -0,0 +1,7 @@
+package p2
+
+import p1.Foo
+
+fun test() {
+    Foo.COMPANION_VAL
+}

idea/testData/editor/optimizeImports/common/ExtensionFunctionalTypeValFromCompanionObjectCallOnCompanion.dependency.kt

@@ -0,0 +1,7 @@
+package p1
+
+class Foo {
+    companion object {
+        val COMPANION_VAL: Any.() -> Unit = TODO()
+    }
+}

idea/testData/editor/optimizeImports/common/ExtensionFunctionalTypeValFromCompanionObjectCallOnCompanion.kt

@@ -0,0 +1,8 @@
+package p2
+
+import p1.Foo
+import p1.Foo.Companion.COMPANION_VAL
+
+fun test() {
+    Foo.COMPANION_VAL()
+}

idea/testData/editor/optimizeImports/common/ExtensionFunctionalTypeValFromCompanionObjectCallOnCompanion.kt.after

@@ -0,0 +1,8 @@
+package p2
+
+import p1.Foo
+import p1.Foo.Companion.COMPANION_VAL
+
+fun test() {
+    Foo.COMPANION_VAL()
+}

idea/testData/editor/optimizeImports/common/ExtensionFunctionalTypeValFromCompanionObjectNonExtCall.dependency.kt

@@ -0,0 +1,7 @@
+package p1
+
+class Foo {
+    companion object {
+        val COMPANION_VAL: Any.() -> Unit = TODO()
+    }
+}

idea/testData/editor/optimizeImports/common/ExtensionFunctionalTypeValFromCompanionObjectNonExtCall.kt

@@ -0,0 +1,7 @@
+package p2
+
+import p1.Foo
+
+fun test() {
+    Foo.COMPANION_VAL("")
+}

idea/testData/editor/optimizeImports/common/ExtensionFunctionalTypeValFromCompanionObjectNonExtCall.kt.after

@@ -0,0 +1,7 @@
+package p2
+
+import p1.Foo
+
+fun test() {
+    Foo.COMPANION_VAL("")
+}