Introduce PropertyDescriptor.isDelegated, write new flag to metadata

#KT-8384 In Progress

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

@@ -105,7 +105,8 @@ private fun genProperty(
             /* isConst = */ false,
             /* isHeader = */ false,
             /* isImpl = */ false,
-            /* isExternal = */ false
+            /* isExternal = */ false,
+            /* isDelegated = */ false
     ) {
         override val errorType = errorType
         override val cacheView = cacheView
@@ -149,4 +150,4 @@ interface AndroidSyntheticProperty {
 
     val isErrorType: Boolean
         get() = errorType != null
-}
+}