Transform *Array.size to properties

compiler/testData/diagnostics/tests/regressions/kt312.kt

@@ -4,7 +4,7 @@ public inline fun <reified T> Array(n: Int, block: (Int) -> T): Array<T> = null!
 // KT-312 Nullability problem when a nullable version of a generic type is returned
 
 fun <T> Array<out T>.safeGet(index : Int) : T? {
-    return if (index < size()) this[index] else null
+    return if (index < size) this[index] else null
 }
 
 val args : Array<String> = Array<String>(1, {""})

compiler/testData/diagnostics/tests/regressions/kt580.kt

@@ -17,6 +17,6 @@ fun main() {
     }
 }
 
-fun <T> Array<T>.lastIndex() = size() - 1
-val <T> Array<T>.lastIndex : Int get() = size() - 1
+fun <T> Array<T>.lastIndex() = size - 1
+val <T> Array<T>.lastIndex : Int get() = size - 1
 val <T> Array<T>.indices : IntRange get() = IntRange(0, lastIndex)