Cleanup: apply "Convert lambda to reference"

plugins/android-extensions/android-extensions-compiler/src/org/jetbrains/kotlin/android/synthetic/res/syntheticDescriptorGeneration.kt

@@ -56,7 +56,7 @@ internal fun genPropertyForWidget(
         resolvedWidget: ResolvedWidget,
         context: SyntheticElementResolveContext
 ): PropertyDescriptor {
-    val sourceEl = resolvedWidget.widget.sourceElement?.let { XmlSourceElement(it) } ?: SourceElement.NO_SOURCE
+    val sourceEl = resolvedWidget.widget.sourceElement?.let(::XmlSourceElement) ?: SourceElement.NO_SOURCE
 
     val classDescriptor = resolvedWidget.viewClassDescriptor
     val type = classDescriptor?.let {
@@ -65,7 +65,7 @@ internal fun genPropertyForWidget(
             defaultType
         else
             KotlinTypeFactory.simpleNotNullType(Annotations.EMPTY, classDescriptor,
-                                                defaultType.constructor.parameters.map { StarProjectionImpl(it) })
+                                                defaultType.constructor.parameters.map(::StarProjectionImpl))
     } ?: context.viewType
 
     return genProperty(resolvedWidget.widget.id, receiverType, type, packageFragmentDescriptor, sourceEl, resolvedWidget.errorType)
@@ -77,7 +77,7 @@ internal fun genPropertyForFragment(
         type: SimpleType,
         fragment: AndroidResource.Fragment
 ): PropertyDescriptor {
-    val sourceElement = fragment.sourceElement?.let { XmlSourceElement(it) } ?: SourceElement.NO_SOURCE
+    val sourceElement = fragment.sourceElement?.let(::XmlSourceElement) ?: SourceElement.NO_SOURCE
     return genProperty(fragment.id, receiverType, type, packageFragmentDescriptor, sourceElement, null)
 }
 

plugins/annotation-processing/src/org/jetbrains/kotlin/annotation/processing/AnnotationProcessingExtension.kt

@@ -339,7 +339,7 @@ abstract class AbstractAnnotationProcessingExtension(
             }
 
             val applicableAnnotations = applicableAnnotationNames
-                    .map { javaPsiFacade().findClass(it, projectScope())?.let { JeTypeElement(it) } }
+                    .map { javaPsiFacade().findClass(it, projectScope())?.let(::JeTypeElement) }
                     .filterNotNullTo(hashSetOf())
 
             log {

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