Revert "Fix TypedArray Property optimizations", add regression test and eliminate dead code

src/js/typedarray.js

Index: src/js/typedarray.js
diff --git a/src/js/typedarray.js b/src/js/typedarray.js
index 0f335d37b58abb575696875a08bc1b62913011ff..18f6dde29975de4ba34b824b5c9f57fa84061efe 100644
--- a/src/js/typedarray.js
+++ b/src/js/typedarray.js
@@ -68,8 +68,6 @@ endmacro
 
 TYPED_ARRAYS(DECLARE_GLOBALS)
 
-var TypedArray = %object_get_prototype_of(GlobalUint8Array);
-
 utils.Import(function(from) {
   ArrayValues = from.ArrayValues;
   GetIterator = from.GetIterator;
@@ -810,7 +808,7 @@ function TypedArrayFrom(source, mapfn, thisArg) {
 }
 %FunctionSetLength(TypedArrayFrom, 1);
 
-function TypedArrayConstructor() {
+function TypedArray() {
   if (IS_UNDEFINED(new.target)) {
     throw MakeTypeError(kConstructorNonCallable, "TypedArray");
   }
@@ -821,10 +819,9 @@ function TypedArrayConstructor() {
 
 // -------------------------------------------------------------------
 
-%SetCode(TypedArray, TypedArrayConstructor);
+%FunctionSetPrototype(TypedArray, new GlobalObject());
 %AddNamedProperty(TypedArray.prototype,
                   "constructor", TypedArray, DONT_ENUM);
-
 utils.InstallFunctions(TypedArray, DONT_ENUM, [
   "from", TypedArrayFrom,
   "of", TypedArrayOf