Rename toMap { selector } to toMapBy.

#KT-6657

libraries/stdlib/src/generated/_Collections.kt

@@ -894,17 +894,9 @@ public fun <T> Iterable<T>.toList(): List<T> {
     return this.toArrayList()
 }
 
-/**
- * Returns Map containing the values from the given collection indexed by [selector].
- * If any two elements would have the same key returned by [selector] the last one gets added to the map.
- */
+@Deprecated("Use toMapBy instead.", ReplaceWith("toMapBy(selector)"))
 public inline fun <T, K> Iterable<T>.toMap(selector: (T) -> K): Map<K, T> {
-    val capacity = (collectionSizeOrDefault(10)/.75f) + 1
-    val result = LinkedHashMap<K, T>(Math.max(capacity.toInt(), 16))
-    for (element in this) {
-        result.put(selector(element), element)
-    }
-    return result
+    return toMapBy(selector)
 }
 
 /**
@@ -920,6 +912,19 @@ public inline fun <T, K, V> Iterable<T>.toMap(selector: (T) -> K, transform: (T)
     return result
 }
 
+/**
+ * Returns Map containing the values from the given collection indexed by [selector].
+ * If any two elements would have the same key returned by [selector] the last one gets added to the map.
+ */
+public inline fun <T, K> Iterable<T>.toMapBy(selector: (T) -> K): Map<K, T> {
+    val capacity = (collectionSizeOrDefault(10)/.75f) + 1
+    val result = LinkedHashMap<K, T>(Math.max(capacity.toInt(), 16))
+    for (element in this) {
+        result.put(selector(element), element)
+    }
+    return result
+}
+
 /**
  * Returns a [Set] of all elements.
  */