Bug 1751810 - Stop checking for DIA SDK headers and libraries. r=firefox-build-system-reviewers,andi

After bug 1588538, the only use of the DIA SDK is to copy msdia140.dll
for llvm-symbolizer.exe.

Differential Revision: https://phabricator.services.mozilla.com/D136820

build/moz.configure/windows.configure

@@ -302,32 +302,9 @@ def vc_path(c_compiler, host_c_compiler, vc_toolchain_search_path):
     return os.path.normpath(result)
 
 
-option(env="DIA_SDK_PATH", nargs=1, help="Path to the Debug Interface Access SDK")
-
-
-@depends(vc_path, "DIA_SDK_PATH")
-@checking("for the Debug Interface Access SDK", lambda x: x or "not found")
+@depends(vc_path, valid_windows_sdk_dir, valid_ucrt_sdk_dir)
 @imports("os")
-def dia_sdk_dir(vc_path, dia_sdk_path):
-    if dia_sdk_path:
-        path = os.path.normpath(dia_sdk_path[0])
-
-    elif vc_path:
-        # This would be easier if we had the installationPath that
-        # get_vc_paths works with, since 'DIA SDK' is relative to that.
-        path = os.path.normpath(
-            os.path.join(vc_path, "..", "..", "..", "..", "DIA SDK")
-        )
-    else:
-        return
-
-    if os.path.exists(os.path.join(path, "include", "dia2.h")):
-        return path
-
-
-@depends(vc_path, valid_windows_sdk_dir, valid_ucrt_sdk_dir, dia_sdk_dir)
-@imports("os")
-def include_path(vc_path, windows_sdk_dir, ucrt_sdk_dir, dia_sdk_dir):
+def include_path(vc_path, windows_sdk_dir, ucrt_sdk_dir):
     if not vc_path:
         return
     atlmfc_dir = os.path.join(vc_path, "atlmfc", "include")
@@ -366,8 +343,6 @@ def include_path(vc_path, windows_sdk_dir, ucrt_sdk_dir, dia_sdk_dir):
             os.path.join(ucrt_sdk_dir.include, "ucrt"),
         )
     )
-    if dia_sdk_dir:
-        includes.append(os.path.join(dia_sdk_dir, "include"))
     # Set in the environment for old-configure
     includes = ";".join(includes)
     os.environ["INCLUDE"] = includes
@@ -380,6 +355,29 @@ set_config("INCLUDE", include_path)
 set_define("_SILENCE_CLANG_COROUTINE_MESSAGE", "")
 
 
+option(env="DIA_SDK_PATH", nargs=1, help="Path to the Debug Interface Access SDK")
+
+
+@depends(vc_path, "DIA_SDK_PATH")
+@checking("for the Debug Interface Access SDK", lambda x: x or "not found")
+@imports("os")
+def dia_sdk_dir(vc_path, dia_sdk_path):
+    if dia_sdk_path:
+        path = os.path.normpath(dia_sdk_path[0])
+
+    elif vc_path:
+        # This would be easier if we had the installationPath that
+        # get_vc_paths works with, since 'DIA SDK' is relative to that.
+        path = os.path.normpath(
+            os.path.join(vc_path, "..", "..", "..", "..", "DIA SDK")
+        )
+    else:
+        return
+
+    if os.path.exists(os.path.join(path, "include", "dia2.h")):
+        return path
+
+
 @template
 def dia_sdk_subdir(host_or_target, subdir):
     @depends(dia_sdk_dir, host_or_target, dependable(subdir))
@@ -417,12 +415,9 @@ def lib_path_for(host_or_target):
         vc_path,
         valid_windows_sdk_dir,
         valid_ucrt_sdk_dir,
-        dia_sdk_subdir(host_or_target, "lib"),
     )
     @imports("os")
-    def lib_path(
-        target, is_host, vc_path, windows_sdk_dir, ucrt_sdk_dir, dia_sdk_lib_dir
-    ):
+    def lib_path(target, is_host, vc_path, windows_sdk_dir, ucrt_sdk_dir):
         if not vc_path:
             return
         sdk_target = {
@@ -452,8 +447,6 @@ def lib_path_for(host_or_target):
                 os.path.join(ucrt_sdk_dir.lib, "ucrt", sdk_target),
             )
         )
-        if dia_sdk_lib_dir:
-            libs.append(dia_sdk_lib_dir)
         return libs
 
     return lib_path