Move KtDotQualifiedExpression.deleteFirstReceiver to Utils.kt

idea/src/org/jetbrains/kotlin/idea/intentions/ReplaceSingleLineLetIntention.kt

@@ -18,7 +18,6 @@ package org.jetbrains.kotlin.idea.intentions
 
 import com.intellij.openapi.editor.Editor
 import org.jetbrains.kotlin.idea.inspections.IntentionBasedInspection
-import org.jetbrains.kotlin.lexer.KtTokens
 import org.jetbrains.kotlin.psi.*
 import org.jetbrains.kotlin.psi.psiUtil.anyDescendantOfType
 
@@ -78,15 +77,6 @@ class ReplaceSingleLineLetIntention : SelfTargetingOffsetIndependentIntention<Kt
         }
     }
 
-    private fun KtDotQualifiedExpression.deleteFirstReceiver(): KtExpression {
-        val receiver = receiverExpression
-        when (receiver) {
-            is KtDotQualifiedExpression -> receiver.deleteFirstReceiver()
-            else -> selectorExpression?.let { return this.replace(it) as KtExpression }
-        }
-        return this
-    }
-
     override fun isApplicableTo(element: KtCallExpression): Boolean {
         if (!isLetMethod(element)) return false
         val lambdaExpression = element.lambdaArguments.firstOrNull()?.getLambdaExpression() ?: return false

idea/src/org/jetbrains/kotlin/idea/intentions/Utils.kt

@@ -22,12 +22,8 @@ import org.jetbrains.kotlin.builtins.KotlinBuiltIns
 import org.jetbrains.kotlin.descriptors.CallableDescriptor
 import org.jetbrains.kotlin.descriptors.ValueParameterDescriptor
 import org.jetbrains.kotlin.idea.caches.resolve.analyze
-import org.jetbrains.kotlin.idea.caches.resolve.analyzeAndGetResult
 import org.jetbrains.kotlin.idea.core.setType
-import org.jetbrains.kotlin.idea.core.ShortenReferences
 import org.jetbrains.kotlin.idea.references.mainReference
-import org.jetbrains.kotlin.js.descriptorUtils.nameIfStandardType
-import org.jetbrains.kotlin.idea.util.IdeDescriptorRenderers
 import org.jetbrains.kotlin.lexer.KtTokens
 import org.jetbrains.kotlin.psi.*
 import org.jetbrains.kotlin.resolve.BindingContext
@@ -267,3 +263,11 @@ fun KtDotQualifiedExpression.replaceFirstReceiver(
     return this
 }
 
+fun KtDotQualifiedExpression.deleteFirstReceiver(): KtExpression {
+    val receiver = receiverExpression
+    when (receiver) {
+        is KtDotQualifiedExpression -> receiver.deleteFirstReceiver()
+        else -> selectorExpression?.let { return this.replace(it) as KtExpression }
+    }
+    return this
+}