Got rid of "tuple" word all over the code.

js/js.libraries/src/core/json.kt

@@ -14,10 +14,10 @@ public fun Json.set(paramName : String, value : Any?) : Unit = js.noImpl
 library("jsonGet")
 public fun Json.get(paramName : String) : Any? = js.noImpl
 
-library("jsonFromTuples")
+library("jsonFromPairs")
 public fun json(vararg pairs : Pair<String, Any?>) : Json = js.noImpl
 
-library("jsonFromTuples")
+library("jsonFromPairs")
 public fun json2(pairs : Array<Pair<String, Any?>>) : Json = js.noImpl
 
 library("jsonAddProperties")

js/js.libraries/src/core/string.kt

@@ -106,7 +106,7 @@ native public fun String.getBytes(charset : java.nio.charset.Charset) : ByteArra
 
 native public fun String.getBytes(charsetName : String) : ByteArray = (this as java.lang.String).getBytes(charsetName)!!
 
-native public fun String.getChars(srcBegin : Int, srcEnd : Int, dst : CharArray, dstBegin : Int) : Tuple0 = (this as java.lang.String).getChars(srcBegin, srcEnd, dst, dstBegin)!!
+native public fun String.getChars(srcBegin : Int, srcEnd : Int, dst : CharArray, dstBegin : Int) : Unit = (this as java.lang.String).getChars(srcBegin, srcEnd, dst, dstBegin)!!
 
 native public fun String.intern() : String = (this as java.lang.String).intern()!!
 

js/js.libraries/src/stdlib/JUMapsCode.kt

@@ -8,10 +8,10 @@ public fun <K, V> MutableMap<K, V>.set(key : K, value : V): Unit {
 }
 
 /**
- * Returns a new [[HashMap]] populated with the given tuple values where the first value in each tuple
+ * Returns a new [[HashMap]] populated with the given pairs where the first value in each pair
  * is the key and the second value is the value
  *
- * @includeFunctionBody ../../test/MapTest.kt createUsingTuples
+ * @includeFunctionBody ../../test/MapTest.kt createUsingPairs
  */
 public inline fun <K,V> hashMap(vararg values: Pair<K,V>): HashMap<K,V> {
     val answer = HashMap<K,V>()

js/js.translator/testFiles/kotlin_lib.js

@@ -531,7 +531,7 @@ var kotlin = {set:function (receiver, key, value) {
         return obj.toString();
     };
 
-    Kotlin.jsonFromTuples = function (pairArr) {
+    Kotlin.jsonFromPairs = function (pairArr) {
         var i = pairArr.length;
         var res = {};
         while (i > 0) {