Navigate to receiver from this in extension function (KT-16991)

#KT-16991 Fixed
 #KT-13013 In Progress

idea/testData/navigation/gotoDeclaration/labeledThisToClass.test

@@ -0,0 +1,13 @@
+// FILE: before.kt
+class A {
+    fun String.foo() {
+        this<caret>@A
+    }
+}
+
+// FILE: after.kt
+class <caret>A {
+    fun String.foo() {
+        this@A
+    }
+}

idea/testData/navigation/gotoDeclaration/labeledThisToMemberExtension.test

@@ -0,0 +1,13 @@
+// FILE: before.kt
+class A {
+    fun String.foo() {
+        this<caret>@foo
+    }
+}
+
+// FILE: after.kt
+class A {
+    fun <caret>String.foo() {
+        this@foo
+    }
+}

idea/testData/navigation/gotoDeclaration/thisExtensionFunction.test

@@ -0,0 +1,18 @@
+// FILE: before.kt
+interface Foo
+
+fun foo(a: Any) {}
+
+fun Foo.bar() {
+    foo(this<caret>)
+}
+
+
+// FILE: after.kt
+interface Foo
+
+fun foo(a: Any) {}
+
+fun <caret>Foo.bar() {
+    foo(this)
+}

idea/testData/navigation/gotoDeclaration/thisExtensionLambda.test

@@ -0,0 +1,21 @@
+// FILE: before.kt
+interface Foo
+
+fun foo(a: Foo.() -> Unit) {}
+
+fun bar() {
+    foo {
+        <caret>this
+    }
+}
+
+// FILE: after.kt
+interface Foo
+
+fun foo(a: Foo.() -> Unit) {}
+
+fun bar() {
+    foo <caret>{
+        this
+    }
+}

idea/testData/navigation/gotoDeclaration/thisInExtensionPropertyAccessor.test

@@ -0,0 +1,7 @@
+// FILE: before.kt
+val String.test: String
+    get() { return <caret>this }
+
+// FILE: after.kt
+val <caret>String.test: String
+    get() { return this }