[turbofan] Initial support for inline allocations of arrays.

src/compiler/access-builder.h

Index: src/compiler/access-builder.h
diff --git a/src/compiler/access-builder.h b/src/compiler/access-builder.h
index 23f682955a51deed998344776efc398f32c53ec9..4c24a311c7464489d7a9dba2550a998e560cbd65 100644
--- a/src/compiler/access-builder.h
+++ b/src/compiler/access-builder.h
@@ -108,6 +108,9 @@ class AccessBuilder final : public AllStatic {
   // Provides access to FixedArray elements.
   static ElementAccess ForFixedArrayElement();
 
+  // Provides access to FixedDoubleArray elements.
+  static ElementAccess ForFixedDoubleArrayElement();
+
   // Provides access to Fixed{type}TypedArray and External{type}Array elements.
   static ElementAccess ForTypedArrayElement(ExternalArrayType type,
                                             bool is_external);