message: Enable building core/util/memmapped_file_system on windows.
  It seems to be building just fine now, the issues seem to be resolved.
diff: @@ -511,13 +511,9 @@ tf_cuda_library(
  "//tensorflow/core/framework:variant_tensor_data.h",
  "//tensorflow/core/util/sparse:framework_group",
  "//tensorflow/core/util:framework_srcs",
  - "//tensorflow/core/public:version.h",
  - ] + select({
  - "//tensorflow:windows": [],
  - "//conditions:default": [
  "//tensorflow/core/util:memmapped_file_system_hdrs",
  - ],
  - }) + if_mkl([
  + "//tensorflow/core/public:version.h",
  + ] + if_mkl([
  "//tensorflow/core/util:mkl_util_hdrs",
  ]),
  visibility = ["//visibility:public"],
  @@ -2155,13 +2151,9 @@ FRAMEWORK_INTERNAL_PRIVATE_HEADERS = [
  "//tensorflow/core/util/sparse:framework_internal_private_headers_group",
  "//tensorflow/core/framework:framework_internal_private_hdrs",
  "//tensorflow/core/util:framework_internal_private_hdrs",
  - "//tensorflow/core/example:feature_util.h",
  -] + select({
  - "//tensorflow:windows": [],
  - "//conditions:default": [
  "//tensorflow/core/util:memmapped_file_system_hdrs",
  - ],
  -})
  + "//tensorflow/core/example:feature_util.h",
  +]
  FRAMEWORK_INTERNAL_PUBLIC_HEADERS = [
  "//tensorflow/core/framework:model.h", # only needed for tests
  @@ -2229,6 +2221,7 @@ tf_cuda_library(
  "//tensorflow/core/framework:framework_internal_impl_srcs",
  "//tensorflow/core/graph:framework_internal_impl_srcs",
  "//tensorflow/core/util:framework_internal_impl_srcs",
  + "//tensorflow/core/util:memmapped_file_system_srcs",
  "//tensorflow/core/util/sparse:framework_internal_impl_group",
  ] + glob(
  [
  @@ -2237,12 +2230,7 @@ tf_cuda_library(
  "**/*test*",
  "**/*main.cc",
  ],
  - ) + select({
  - "//tensorflow:windows": [],
  - "//conditions:default": [
  - "//tensorflow/core/util:memmapped_file_system_srcs",
  - ],
  - }),
  + ),
  hdrs = FRAMEWORK_INTERNAL_PUBLIC_HEADERS,
  copts = tf_copts(),
  linkopts = select({
  