Simplify for intention: apply name validator to prevent conflicts

idea/testData/intentions/iterationOverMap/DataClassNameConflict.kt

@@ -0,0 +1,12 @@
+// WITH_RUNTIME
+
+data class XY(val x: Int, val y: Int)
+
+fun foo(list: List<XY>) {
+    val y = list.size
+    for (<caret>element in list) {
+        val x = element.x + element.y
+        println(x)
+        println(y)
+    }
+}

idea/testData/intentions/iterationOverMap/DataClassNameConflict.kt.after

@@ -0,0 +1,12 @@
+// WITH_RUNTIME
+
+data class XY(val x: Int, val y: Int)
+
+fun foo(list: List<XY>) {
+    val y = list.size
+    for ((x1, y1) in list) {
+        val x = x1 + y1
+        println(x)
+        println(y)
+    }
+}

idea/testData/intentions/iterationOverMap/inspectionData/expected.xml

@@ -167,4 +167,12 @@
         <problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">'for' that can be simplified using destructing declaration</problem_class>
         <description>Simplify 'for' using destructing declaration</description>
     </problem>
+    <problem>
+        <file>DataClassNameConflict.kt</file>
+        <line>7</line>
+        <module>light_idea_test_case</module>
+        <entry_point TYPE="file" FQNAME="temp:///src/DataClassNameConflict.kt" />
+        <problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">'for' that can be simplified using destructing declaration</problem_class>
+        <description>Simplify 'for' using destructing declaration</description>
+    </problem>
 </problems>