[turbofan] Add initial support for growing stores.

src/code-factory.cc

Index: src/code-factory.cc
diff --git a/src/code-factory.cc b/src/code-factory.cc
index bb59ab9aee9cd1ba66eda46c2d238bd4eacf1193..018f21d447ea4df27188296ef9777c5f124e2949 100644
--- a/src/code-factory.cc
+++ b/src/code-factory.cc
@@ -510,9 +510,21 @@ Callable CodeFactory::FastNewStrictArguments(Isolate* isolate,
 }
 
 // static
-Callable CodeFactory::CopyFixedArray(Isolate* isolate) {
-  return Callable(isolate->builtins()->CopyFixedArray(),
-                  CopyFixedArrayDescriptor(isolate));
+Callable CodeFactory::CopyFastSmiOrObjectElements(Isolate* isolate) {
+  return Callable(isolate->builtins()->CopyFastSmiOrObjectElements(),
+                  CopyFastSmiOrObjectElementsDescriptor(isolate));
+}
+
+// static
+Callable CodeFactory::GrowFastDoubleElements(Isolate* isolate) {
+  return Callable(isolate->builtins()->GrowFastDoubleElements(),
+                  GrowArrayElementsDescriptor(isolate));
+}
+
+// static
+Callable CodeFactory::GrowFastSmiOrObjectElements(Isolate* isolate) {
+  return Callable(isolate->builtins()->GrowFastSmiOrObjectElements(),
+                  GrowArrayElementsDescriptor(isolate));
 }
 
 // static