Remove unneeded BZL file and declare config_setting targets directl…

…y in BUILD file.

Closes #24899.

PiperOrigin-RevId: 714169712
Change-Id: Ib0e30ec99fb83118ac29900baaecb1db3d5e0b86

src/conditions/BUILD.tools

@@ -1,5 +1,3 @@
-load("//tools/windows:windows_config.bzl", "create_windows_host_config")
-
 config_setting(
     name = "freebsd",
     constraint_values = ["@platforms//os:freebsd"],
@@ -127,6 +125,7 @@ config_setting(
         "@platforms//cpu:x86_64",
     ],
 )
+
 config_setting(
     name = "windows_arm64",
     constraint_values = [
@@ -142,7 +141,24 @@ config_setting(
     visibility = ["//visibility:public"],
 )
 
-create_windows_host_config()
+config_setting(
+    name = "host_windows_x64_constraint",
+    values = {"host_cpu": "x64_windows"},
+)
+
+config_setting(
+    name = "host_windows_arm64_constraint",
+    values = {"host_cpu": "arm64_windows"},
+)
+
+alias(
+    name = "host_windows",
+    actual = select({
+        ":host_windows_arm64_constraint": ":host_windows_arm64_constraint",
+        "//conditions:default": ":host_windows_x64_constraint",
+    }),
+    visibility = ["//visibility:public"],
+)
 
 config_setting(
     name = "remote",

tools/BUILD

@@ -33,7 +33,6 @@ filegroup(
         "//tools/test:srcs",
         "//tools/test/CoverageOutputGenerator/java/com/google/devtools/coverageoutputgenerator:srcs",
         "//tools/test/CoverageOutputGenerator/javatests/com/google/devtools/coverageoutputgenerator:srcs",
-        "//tools/windows:srcs",
         "//tools/zip:srcs",
     ],
 )
@@ -66,7 +65,6 @@ filegroup(
         "//tools/sh:embedded_tools",
         "//tools/test:embedded_tools",
         "//tools/test/CoverageOutputGenerator/java/com/google/devtools/coverageoutputgenerator:embedded_tools",
-        "//tools/windows:srcs",
         "//tools/zip:srcs",
     ],
 )
@@ -85,7 +83,6 @@ filegroup(
         "//tools/python:bzl_srcs",
         "//tools/sh:bzl_srcs",
         "//tools/test:bzl_srcs",
-        "//tools/windows:bzl_srcs",
     ],
 )
 

tools/BUILD.tools

@@ -21,6 +21,5 @@ filegroup(
         "//tools/python:bzl_srcs",
         "//tools/sh:bzl_srcs",
         "//tools/test:bzl_srcs",
-        "//tools/windows:bzl_srcs",
     ],
 )