Minor style and comment fixes from review comments.

runtime/vm/intrinsifier.h

 // Copyright (c) 2012, 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.
 // Class for intrinsifying functions.
 
 #ifndef VM_INTRINSIFIER_H_
 #define VM_INTRINSIFIER_H_
 
 #include "vm/allocation.h"
 
@@ skipping 38 matching lines @@
   V(_Double, toDouble, Double_toDouble)                                        \
   V(_Double, mulFromInteger, Double_mulFromInteger)                            \
   V(_Double, .fromInteger, Double_fromInteger)                                 \
   V(_Double, isNaN, Double_isNaN)                                              \
   V(_Double, isNegative, Double_isNegative)                                    \
   V(_Double, toInt, Double_toInt)                                              \
   V(_ObjectArray, ., ObjectArray_Allocate)                                     \
   V(_ObjectArray, get:length, Array_getLength)                                 \
   V(_ObjectArray, [], Array_getIndexed)                                        \
   V(_ObjectArray, []=, Array_setIndexed)                                       \
-  V(_GrowableObjectArray,                                                      \
-    .fromObjectArray,                                                          \
-    GArray_Allocate)                                                           \
+  V(_GrowableObjectArray, .fromObjectArray, GArray_Allocate)                   \
   V(_GrowableObjectArray, get:length, GrowableArray_getLength)                 \
   V(_GrowableObjectArray, get:capacity, GrowableArray_getCapacity)             \
   V(_GrowableObjectArray, [], GrowableArray_getIndexed)                        \
   V(_GrowableObjectArray, []=, GrowableArray_setIndexed)                       \
   V(_GrowableObjectArray, _setLength, GrowableArray_setLength)                 \
   V(_GrowableObjectArray, _setData, GrowableArray_setData)                     \
   V(_GrowableObjectArray, add, GrowableArray_add)                              \
   V(_ImmutableArray, [], ImmutableArray_getIndexed)                            \
   V(_ImmutableArray, get:length, ImmutableArray_getLength)                     \
   V(::, sqrt, Math_sqrt)                                                       \
@@ skipping 32 matching lines @@
 #define DECLARE_FUNCTION(test_class_name, test_function_name, destination)    \
   static bool destination(Assembler* assembler);
 
 INTRINSIC_LIST(DECLARE_FUNCTION)
 #undef DECLARE_FUNCTION
 };
 
 }  // namespace dart
 
 #endif  // VM_INTRINSIFIER_H_