Replace our homegrown ARRAY_SIZE() with Chrome's arraysize().

src/x64/code-stubs-x64.cc

Index: src/x64/code-stubs-x64.cc
diff --git a/src/x64/code-stubs-x64.cc b/src/x64/code-stubs-x64.cc
index 55eede68930bdb0772d66f1f489a3308394662c7..396a3a3d9049feb98e280e0ec21265bb74e7f6cf 100644
--- a/src/x64/code-stubs-x64.cc
+++ b/src/x64/code-stubs-x64.cc
@@ -23,7 +23,7 @@ void FastNewClosureStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rbx };
   descriptor->Initialize(
-      MajorKey(), ARRAY_SIZE(registers), registers,
+      MajorKey(), arraysize(registers), registers,
       Runtime::FunctionForId(Runtime::kNewClosureFromStubFailure)->entry);
 }
 
@@ -31,14 +31,14 @@ void FastNewClosureStub::InitializeInterfaceDescriptor(
 void FastNewContextStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rdi };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers);
 }
 
 
 void ToNumberStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rax };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers);
 }
 
 
@@ -46,7 +46,7 @@ void NumberToStringStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rax };
   descriptor->Initialize(
-      MajorKey(), ARRAY_SIZE(registers), registers,
+      MajorKey(), arraysize(registers), registers,
       Runtime::FunctionForId(Runtime::kNumberToStringRT)->entry);
 }
 
@@ -61,7 +61,7 @@ void FastCloneShallowArrayStub::InitializeInterfaceDescriptor(
     Representation::Tagged() };
 
   descriptor->Initialize(
-      MajorKey(), ARRAY_SIZE(registers), registers,
+      MajorKey(), arraysize(registers), registers,
       Runtime::FunctionForId(Runtime::kCreateArrayLiteralStubBailout)->entry,
       representations);
 }
@@ -71,7 +71,7 @@ void FastCloneShallowObjectStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rax, rbx, rcx, rdx };
   descriptor->Initialize(
-      MajorKey(), ARRAY_SIZE(registers), registers,
+      MajorKey(), arraysize(registers), registers,
       Runtime::FunctionForId(Runtime::kCreateObjectLiteral)->entry);
 }
 
@@ -79,14 +79,14 @@ void FastCloneShallowObjectStub::InitializeInterfaceDescriptor(
 void CreateAllocationSiteStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rbx, rdx };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers);
 }
 
 
 void CallFunctionStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = {rsi, rdi};
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers);
 }
 
 
@@ -100,7 +100,7 @@ void CallConstructStub::InitializeInterfaceDescriptor(
   // TODO(turbofan): So far we don't gather type feedback and hence skip the
   // slot parameter, but ArrayConstructStub needs the vector to be undefined.
   Register registers[] = {rsi, rax, rdi, rbx};
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers);
 }
 
 
@@ -108,7 +108,7 @@ void RegExpConstructResultStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rcx, rbx, rax };
   descriptor->Initialize(
-      MajorKey(), ARRAY_SIZE(registers), registers,
+      MajorKey(), arraysize(registers), registers,
       Runtime::FunctionForId(Runtime::kRegExpConstructResult)->entry);
 }
 
@@ -117,7 +117,7 @@ void TransitionElementsKindStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rax, rbx };
   descriptor->Initialize(
-      MajorKey(), ARRAY_SIZE(registers), registers,
+      MajorKey(), arraysize(registers), registers,
       Runtime::FunctionForId(Runtime::kTransitionElementsKind)->entry);
 }
 
@@ -137,7 +137,7 @@ static void InitializeArrayConstructorDescriptor(
 
   if (constant_stack_parameter_count == 0) {
     Register registers[] = { rsi, rdi, rbx };
-    descriptor->Initialize(major, ARRAY_SIZE(registers), registers,
+    descriptor->Initialize(major, arraysize(registers), registers,
                            deopt_handler, NULL, constant_stack_parameter_count,
                            JS_FUNCTION_STUB_MODE);
   } else {
@@ -148,7 +148,7 @@ static void InitializeArrayConstructorDescriptor(
         Representation::Tagged(),
         Representation::Tagged(),
         Representation::Integer32() };
-    descriptor->Initialize(major, ARRAY_SIZE(registers), registers, rax,
+    descriptor->Initialize(major, arraysize(registers), registers, rax,
                            deopt_handler, representations,
                            constant_stack_parameter_count,
                            JS_FUNCTION_STUB_MODE, PASS_ARGUMENTS);
@@ -168,7 +168,7 @@ static void InitializeInternalArrayConstructorDescriptor(
 
   if (constant_stack_parameter_count == 0) {
     Register registers[] = { rsi, rdi };
-    descriptor->Initialize(major, ARRAY_SIZE(registers), registers,
+    descriptor->Initialize(major, arraysize(registers), registers,
                            deopt_handler, NULL, constant_stack_parameter_count,
                            JS_FUNCTION_STUB_MODE);
   } else {
@@ -178,7 +178,7 @@ static void InitializeInternalArrayConstructorDescriptor(
         Representation::Tagged(),
         Representation::Tagged(),
         Representation::Integer32() };
-    descriptor->Initialize(major, ARRAY_SIZE(registers), registers, rax,
+    descriptor->Initialize(major, arraysize(registers), registers, rax,
                            deopt_handler, representations,
                            constant_stack_parameter_count,
                            JS_FUNCTION_STUB_MODE, PASS_ARGUMENTS);
@@ -225,7 +225,7 @@ void InternalArrayNArgumentsConstructorStub::InitializeInterfaceDescriptor(
 void CompareNilICStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rax };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers,
                          FUNCTION_ADDR(CompareNilIC_Miss));
   descriptor->SetMissHandler(
       ExternalReference(IC_Utility(IC::kCompareNilIC_Miss), isolate()));
@@ -235,7 +235,7 @@ void CompareNilICStub::InitializeInterfaceDescriptor(
 void ToBooleanStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rax };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers,
                          FUNCTION_ADDR(ToBooleanIC_Miss));
   descriptor->SetMissHandler(
       ExternalReference(IC_Utility(IC::kToBooleanIC_Miss), isolate()));
@@ -245,7 +245,7 @@ void ToBooleanStub::InitializeInterfaceDescriptor(
 void BinaryOpICStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rdx, rax };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers,
                          FUNCTION_ADDR(BinaryOpIC_Miss));
   descriptor->SetMissHandler(
       ExternalReference(IC_Utility(IC::kBinaryOpIC_Miss), isolate()));
@@ -255,7 +255,7 @@ void BinaryOpICStub::InitializeInterfaceDescriptor(
 void BinaryOpWithAllocationSiteStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rcx, rdx, rax };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers,
                          FUNCTION_ADDR(BinaryOpIC_MissWithAllocationSite));
 }
 
@@ -263,7 +263,7 @@ void BinaryOpWithAllocationSiteStub::InitializeInterfaceDescriptor(
 void StringAddStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { rsi, rdx, rax };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers,
                          Runtime::FunctionForId(Runtime::kStringAdd)->entry);
 }
 
@@ -283,7 +283,7 @@ void CallDescriptors::InitializeForIsolate(Isolate* isolate) {
         Representation::Integer32(),  // actual number of arguments
         Representation::Integer32(),  // expected number of arguments
     };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers, representations);
+    descriptor->Initialize(arraysize(registers), registers, representations);
   }
   {
     CallInterfaceDescriptor* descriptor =
@@ -295,7 +295,7 @@ void CallDescriptors::InitializeForIsolate(Isolate* isolate) {
         Representation::Tagged(),     // context
         Representation::Tagged(),     // key
     };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers, representations);
+    descriptor->Initialize(arraysize(registers), registers, representations);
   }
   {
     CallInterfaceDescriptor* descriptor =
@@ -307,7 +307,7 @@ void CallDescriptors::InitializeForIsolate(Isolate* isolate) {
         Representation::Tagged(),     // context
         Representation::Tagged(),     // name
     };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers, representations);
+    descriptor->Initialize(arraysize(registers), registers, representations);
   }
   {
     CallInterfaceDescriptor* descriptor =
@@ -319,7 +319,7 @@ void CallDescriptors::InitializeForIsolate(Isolate* isolate) {
         Representation::Tagged(),  // context
         Representation::Tagged(),  // receiver
     };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers, representations);
+    descriptor->Initialize(arraysize(registers), registers, representations);
   }
   {
     CallInterfaceDescriptor* descriptor =
@@ -337,7 +337,7 @@ void CallDescriptors::InitializeForIsolate(Isolate* isolate) {
         Representation::Tagged(),    // holder
         Representation::External(),  // api_function_address
     };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers, representations);
+    descriptor->Initialize(arraysize(registers), registers, representations);
   }
 }