A64: Synchronize with r18084.

src/a64/lithium-a64.h

Index: src/a64/lithium-a64.h
diff --git a/src/a64/lithium-a64.h b/src/a64/lithium-a64.h
index ef2e6cb8e97611055f36b6fb3d4573061886e1d3..7e53f9bdc6199afc235ef4a7c6884c1449b71a7b 100644
--- a/src/a64/lithium-a64.h
+++ b/src/a64/lithium-a64.h
@@ -159,7 +159,6 @@ class LCodeGen;
   V(Parameter)                                  \
   V(Power)                                      \
   V(PushArgument)                               \
-  V(Random)                                     \
   V(RegExpLiteral)                              \
   V(Return)                                     \
   V(SeqStringGetChar)                           \
@@ -2116,20 +2115,6 @@ class LPushArgument V8_FINAL : public LTemplateInstruction<0, 1, 0> {
 };
 
 
-// TODO(all): This will disappear when Math.random is rewritten in JavaScript.
-class LRandom V8_FINAL : public LTemplateInstruction<1, 1, 0> {
- public:
-  explicit LRandom(LOperand* global_object) {
-    inputs_[0] = global_object;
-  }
-
-  LOperand* global_object() { return inputs_[0]; }
-
-  DECLARE_CONCRETE_INSTRUCTION(Random, "random")
-  DECLARE_HYDROGEN_ACCESSOR(Random)
-};
-
-
 class LRegExpLiteral V8_FINAL : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral, "regexp-literal")