A64: Synchronize with r16679.

src/a64/ic-a64.cc

Index: src/a64/ic-a64.cc
diff --git a/src/a64/ic-a64.cc b/src/a64/ic-a64.cc
index 9cda9adf6038d75cfc85328fd3f73f5b910e9c9e..2b2b0eb4b01e4ca3f74aea4754cd53b21d70aee9 100644
--- a/src/a64/ic-a64.cc
+++ b/src/a64/ic-a64.cc
@@ -447,7 +447,7 @@ void CallICBase::GenerateMonomorphicCacheProbe(MacroAssembler* masm,
                                          extra_state,
                                          Code::NORMAL,
                                          argc);
-  Isolate::Current()->stub_cache()->GenerateProbe(
+  masm->isolate()->stub_cache()->GenerateProbe(
       masm, flags, receiver, name, x3, x4, x5, x6);
 
   // If the stub cache probing failed, the receiver might be a value.
@@ -485,7 +485,7 @@ void CallICBase::GenerateMonomorphicCacheProbe(MacroAssembler* masm,
 
   // Probe the stub cache for the value object.
   __ Bind(&probe);
-  Isolate::Current()->stub_cache()->GenerateProbe(
+  masm->isolate()->stub_cache()->GenerateProbe(
       masm, flags, receiver, name, x3, x4, x5, x6);
 
   __ Bind(&miss);
@@ -798,7 +798,7 @@ void LoadIC::GenerateMegamorphic(MacroAssembler* masm) {
   Code::Flags flags = Code::ComputeFlags(
       Code::STUB, MONOMORPHIC, Code::kNoExtraICState,
       Code::NORMAL, Code::LOAD_IC);
-  Isolate::Current()->stub_cache()->GenerateProbe(
+  masm->isolate()->stub_cache()->GenerateProbe(
       masm, flags, x0, x2, x3, x4, x5, x6);
 
   // Cache miss: Jump to runtime.
@@ -1616,7 +1616,7 @@ void StoreIC::GenerateMegamorphic(MacroAssembler* masm,
   Code::Flags flags = Code::ComputeFlags(Code::STUB, MONOMORPHIC, strict_mode,
                                          Code::NORMAL, Code::STORE_IC);
 
-  Isolate::Current()->stub_cache()->GenerateProbe(
+  masm->isolate()->stub_cache()->GenerateProbe(
       masm, flags, x1, x2, x3, x4, x5, x6);
 
   // Cache miss: Jump to runtime.