Completion: no qualified this for anonymous object + no keyword escaping for qualified this

idea/testData/completion/handlers/smart/QualifiedThisKeywordName1.kt

@@ -0,0 +1,8 @@
+class `this` {
+    fun String.foo(){
+        val foo: `this` = <caret>
+    }
+}
+
+// ELEMENT: "this@this"
+

idea/testData/completion/handlers/smart/QualifiedThisKeywordName1.kt.after

@@ -0,0 +1,8 @@
+class `this` {
+    fun String.foo(){
+        val foo: `this` = this@this<caret>
+    }
+}
+
+// ELEMENT: "this@this"
+

idea/testData/completion/handlers/smart/QualifiedThisKeywordName2.kt

@@ -0,0 +1,12 @@
+fun `fun`(handler: String.() -> Unit){}
+fun bar(handler: Int.() -> Unit){}
+
+fun foo(){
+    `fun`({
+                bar({
+                            val s: String = <caret>
+                        })
+            })
+}
+
+// ELEMENT: this@fun

idea/testData/completion/handlers/smart/QualifiedThisKeywordName2.kt.after

@@ -0,0 +1,12 @@
+fun `fun`(handler: String.() -> Unit){}
+fun bar(handler: Int.() -> Unit){}
+
+fun foo(){
+    `fun`({
+                bar({
+                            val s: String = this@fun<caret>
+                        })
+            })
+}
+
+// ELEMENT: this@fun

idea/testData/completion/smart/NoQualifiedThisOfAnonymousObject.kt

@@ -12,4 +12,4 @@ fun bar() {
     })
 }
 
-// EXIST: this@foo
+// ABSENT: this@foo