Revert "Speed-up 'new TypedArray(arrayLike)'."

src/runtime.h

Index: src/runtime.h
diff --git a/src/runtime.h b/src/runtime.h
index 398cb3bcc24dd1b49102c9940f4bd15129573f3f..17e3b43561b34383f8c4fca668654fe848ebdb51 100644
--- a/src/runtime.h
+++ b/src/runtime.h
@@ -361,7 +361,6 @@ namespace internal {
   F(ArrayBufferSliceImpl, 3, 1) \
   \
   F(TypedArrayInitialize, 5, 1) \
-  F(TypedArrayInitializeFromArrayLike, 4, 1) \
   F(TypedArrayGetBuffer, 1, 1) \
   F(TypedArrayGetByteLength, 1, 1) \
   F(TypedArrayGetByteOffset, 1, 1) \
@@ -785,8 +784,7 @@ class Runtime : public AllStatic {
   static bool SetupArrayBufferAllocatingData(
       Isolate* isolate,
       Handle<JSArrayBuffer> array_buffer,
-      size_t allocated_length,
-      bool initialize = true);
+      size_t allocated_length);
 
   static void FreeArrayBuffer(
       Isolate* isolate,