KT-7790 Import popup should show the most preferable item in its text

#KT-7790 Fixed

idea/src/org/jetbrains/kotlin/idea/actions/JetAddFunctionToClassifierAction.java

@@ -52,7 +52,7 @@ import static org.jetbrains.kotlin.psi.PsiPackage.JetPsiFactory;
 
 /**
  * Changes method signature to one of provided signatures.
- * Based on {@link JetAddImportAction}
+ * Based on {@link KotlinAddImportAction}
  */
 public class JetAddFunctionToClassifierAction implements QuestionAction {
     private final List<FunctionDescriptor> functionsToAdd;

idea/src/org/jetbrains/kotlin/idea/actions/KotlinAddImportAction.kt

@@ -50,7 +50,7 @@ import org.jetbrains.kotlin.idea.util.application.executeWriteCommand
  * Automatically adds import directive to the file for resolving reference.
  * Based on {@link AddImportAction}
  */
-public class JetAddImportAction(
+public class KotlinAddImportAction(
         private val project: Project,
         private val editor: Editor,
         private val element: JetSimpleNameExpression,
@@ -100,6 +100,9 @@ public class JetAddImportAction(
             .map { Variant(it.key, it.value) }
             .sortBy { it.priority }
 
+    public val highestPriorityFqName: FqName
+        get() = variants.first().fqName
+
     override fun execute(): Boolean {
         PsiDocumentManager.getInstance(project).commitAllDocuments()
         if (!element.isValid()) return false

idea/src/org/jetbrains/kotlin/idea/quickfix/AutoImportFix.kt

@@ -30,7 +30,7 @@ import org.jetbrains.kotlin.descriptors.DeclarationDescriptorWithVisibility
 import org.jetbrains.kotlin.diagnostics.Diagnostic
 import org.jetbrains.kotlin.diagnostics.Errors
 import org.jetbrains.kotlin.idea.JetBundle
-import org.jetbrains.kotlin.idea.actions.JetAddImportAction
+import org.jetbrains.kotlin.idea.actions.KotlinAddImportAction
 import org.jetbrains.kotlin.idea.caches.resolve.getResolutionFacade
 import org.jetbrains.kotlin.idea.caches.resolve.getResolveScope
 import org.jetbrains.kotlin.idea.core.KotlinIndicesHelper
@@ -41,10 +41,9 @@ import org.jetbrains.kotlin.psi.JetPsiUtil
 import org.jetbrains.kotlin.psi.JetSimpleNameExpression
 import org.jetbrains.kotlin.psi.psiUtil.isImportDirectiveExpression
 import org.jetbrains.kotlin.resolve.BindingContext
-import org.jetbrains.kotlin.resolve.DescriptorUtils
 import org.jetbrains.kotlin.resolve.lazy.BodyResolveMode
 import org.jetbrains.kotlin.utils.CachedValueProperty
-import java.util.ArrayList
+import java.util.*
 
 /**
  * Check possibility and perform fix for unresolved references.
@@ -70,10 +69,9 @@ public class AutoImportFix(element: JetSimpleNameExpression) : JetHintAction<Jet
         if (suggestions.isEmpty()) return false
 
         if (!ApplicationManager.getApplication()!!.isUnitTestMode()) {
-            val hintText = ShowAutoImportPass.getMessage(suggestions.size() > 1, DescriptorUtils.getFqNameSafe(suggestions.first()).asString())
+            val addImportAction = createAction(element.project, editor)
-
+            val hintText = ShowAutoImportPass.getMessage(suggestions.size() > 1, addImportAction.highestPriorityFqName.asString())
-            val project = editor.getProject() ?: return false
+            HintManager.getInstance().showQuestionHint(editor, hintText, element.getTextOffset(), element.getTextRange()!!.getEndOffset(), addImportAction)
-            HintManager.getInstance().showQuestionHint(editor, hintText, element.getTextOffset(), element.getTextRange()!!.getEndOffset(), createAction(project, editor))
         }
 
         return true
@@ -96,7 +94,7 @@ public class AutoImportFix(element: JetSimpleNameExpression) : JetHintAction<Jet
 
     private fun isOutdated() = modificationCountOnCreate != PsiModificationTracker.SERVICE.getInstance(element.getProject()).getModificationCount()
 
-    private fun createAction(project: Project, editor: Editor) = JetAddImportAction(project, editor, element, suggestions)
+    private fun createAction(project: Project, editor: Editor) = KotlinAddImportAction(project, editor, element, suggestions)
 
     private fun computeSuggestions(element: JetSimpleNameExpression): Collection<DeclarationDescriptor> {
         if (!element.isValid()) return listOf()