Pass a second type argument vector to all type instantiation calls in the VM.

runtime/vm/assembler_arm64.h

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef RUNTIME_VM_ASSEMBLER_ARM64_H_
 #define RUNTIME_VM_ASSEMBLER_ARM64_H_
 
 #ifndef RUNTIME_VM_ASSEMBLER_H_
 #error Do not include assembler_arm64.h directly; use assembler.h instead.
 #endif
@@ skipping 1053 matching lines @@
   void negs(Register rd, Register rm) { subs(rd, ZR, Operand(rm)); }
   void mul(Register rd, Register rn, Register rm) { madd(rd, rn, rm, ZR); }
   void Push(Register reg) {
     ASSERT(reg != PP);  // Only push PP with TagAndPushPP().
     str(reg, Address(SP, -1 * kWordSize, Address::PreIndex));
   }
   void Pop(Register reg) {
     ASSERT(reg != PP);  // Only pop PP with PopAndUntagPP().
     ldr(reg, Address(SP, 1 * kWordSize, Address::PostIndex));
   }
-  void PushPair(Register first, Register second) {
-    ASSERT((first != PP) && (second != PP));
-    stp(second, first, Address(SP, -2 * kWordSize, Address::PairPreIndex));
+  void PushPair(Register low, Register high) {
+    ASSERT((low != PP) && (high != PP));
+    stp(low, high, Address(SP, -2 * kWordSize, Address::PairPreIndex));
   }
-  void PopPair(Register first, Register second) {
-    ASSERT((first != PP) && (second != PP));
-    ldp(second, first, Address(SP, 2 * kWordSize, Address::PairPostIndex));
+  void PopPair(Register low, Register high) {
+    ASSERT((low != PP) && (high != PP));
+    ldp(low, high, Address(SP, 2 * kWordSize, Address::PairPostIndex));
   }
   void PushFloat(VRegister reg) {
     fstrs(reg, Address(SP, -1 * kFloatSize, Address::PreIndex));
   }
   void PushDouble(VRegister reg) {
     fstrd(reg, Address(SP, -1 * kDoubleSize, Address::PreIndex));
   }
   void PushQuad(VRegister reg) {
     fstrq(reg, Address(SP, -1 * kQuadSize, Address::PreIndex));
   }
@@ skipping 822 matching lines @@
                                   Register value,
                                   Label* no_update);
 
   DISALLOW_ALLOCATION();
   DISALLOW_COPY_AND_ASSIGN(Assembler);
 };
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_ASSEMBLER_ARM64_H_