Clean up windows_msvc in ijar BUILD file [third_party]

Change-Id: Ic3d2331b7ccb5ca7db6b0fe83a12c7a6d1b58a9a

third_party/ijar/BUILD

diff --git a/third_party/ijar/BUILD b/third_party/ijar/BUILD
index 45fca3a..90f74c54 100644
--- a/third_party/ijar/BUILD
+++ b/third_party/ijar/BUILD
@@ -15,9 +15,6 @@
         "//src:windows": [
             "mapped_file_windows.cc",
         ],
-        "//src:windows_msvc": [
-            "mapped_file_windows.cc",
-        ],
         "//conditions:default": [
             "mapped_file_unix.cc",
         ],
@@ -35,10 +32,6 @@
             "//src/main/cpp/util:errors",
             "//src/main/cpp/util:file",
         ],
-        "//src:windows_msvc": [
-            "//src/main/cpp/util:errors",
-            "//src/main/cpp/util:file",
-        ],
         "//conditions:default": [
         ],
     }),