Cleanup: apply "Convert lambda to reference"

plugins/java-model-wrappers/src/org/jetbrains/kotlin/java/model/JeName.kt

@@ -18,7 +18,7 @@ package org.jetbrains.kotlin.java.model
 
 import javax.lang.model.element.Name
 
-fun JeName(name: String?) = name?.let { JeName(it) } ?: JeName.EMPTY
+fun JeName(name: String?) = name?.let(::JeName) ?: JeName.EMPTY
 
 class JeName(val name: String) : Name, CharSequence by name {
     override fun contentEquals(cs: CharSequence?) = cs?.toString() == name

plugins/java-model-wrappers/src/org/jetbrains/kotlin/java/model/elements/JeClassInitializerExecutableElement.kt

@@ -29,7 +29,7 @@ class JeClassInitializerExecutableElement(
 ) : JeAbstractElement<PsiClassInitializer>(psi), ExecutableElement, JeNoAnnotations, JeModifierListOwner {
     val isStaticInitializer = psi.isStatic
 
-    override fun getEnclosingElement() = psi.containingClass?.let { JeTypeElement(it) }
+    override fun getEnclosingElement() = psi.containingClass?.let(::JeTypeElement)
 
     override fun getSimpleName() = if (isStaticInitializer) JeName.CLINIT else JeName.EMPTY