Change String.subSequence parameter names to match those of CharSequence.subSequence.

libraries/stdlib/src/kotlin/text/Strings.kt

@@ -1,3 +1,19 @@
+/*
+ * Copyright 2010-2016 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 @file:kotlin.jvm.JvmMultifileClass
 @file:kotlin.jvm.JvmName("StringsKt")
 
@@ -286,6 +302,16 @@ public fun String.substring(range: IntRange): String = substring(range.start, ra
  */
 public fun CharSequence.subSequence(range: IntRange): CharSequence = subSequence(range.start, range.endInclusive + 1)
 
+/**
+ * Returns a subsequence of this char sequence.
+ *
+ * This extension is chosen only for invocation with old-named parameters.
+ * Replace parameter names with the same as those of [CharSequence.subSequence].
+ */
+@kotlin.internal.InlineOnly
+@Deprecated("Use parameters named startIndex and endIndex.", ReplaceWith("subSequence(startIndex = start, endIndex = end)"))
+public inline fun String.subSequence(start: Int, end: Int): CharSequence = subSequence(start, end)
+
 /**
  * Returns a substring of chars from a range of this char sequence starting at the [startIndex] and ending right before the [endIndex].
  *