New J2K: Support general inspections with intention wrapper as quickFix

idea/idea-analysis/src/org/jetbrains/kotlin/idea/intentions/SelfTargetingIntention.kt

@@ -54,8 +54,7 @@ abstract class SelfTargetingIntention<TElement : PsiElement>(
 
     abstract fun applyTo(element: TElement, editor: Editor?)
 
-    private fun getTarget(editor: Editor, file: PsiFile): TElement? {
-        val offset = editor.caretModel.offset
+    fun getTarget(offset: Int, file: PsiFile): TElement? {
         val leaf1 = file.findElementAt(offset)
         val leaf2 = file.findElementAt(offset - 1)
         val commonParent = if (leaf1 != null && leaf2 != null) PsiTreeUtil.findCommonParent(leaf1, leaf2) else null
@@ -81,6 +80,11 @@ abstract class SelfTargetingIntention<TElement : PsiElement>(
         return null
     }
 
+    fun getTarget(editor: Editor, file: PsiFile): TElement? {
+        val offset = editor.caretModel.offset
+        return getTarget(offset, file)
+    }
+
     protected open fun allowCaretInsideElement(element: PsiElement): Boolean =
             element !is KtBlockExpression