Add static analysis support to Win Clang builds

build/toolchain/win/BUILD.gn

Index: build/toolchain/win/BUILD.gn
diff --git a/build/toolchain/win/BUILD.gn b/build/toolchain/win/BUILD.gn
index dd1017fb3d9f4f08d0b2f6fa34e1d307b228956f..296f829cbb3080a60e7c059c9947c85201550c6c 100644
--- a/build/toolchain/win/BUILD.gn
+++ b/build/toolchain/win/BUILD.gn
@@ -6,6 +6,7 @@ import("//build/config/clang/clang.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 import("//build/config/win/visual_studio_version.gni")
+import("//build/toolchain/clang_static_analyzer.gni")
 import("//build/toolchain/goma.gni")
 import("//build/toolchain/toolchain.gni")
 
@@ -95,6 +96,14 @@ template("msvc_toolchain") {
       cl = invoker.cl
     }
 
+    if (toolchain_uses_clang && use_clang_static_analyzer) {
+      analyzer_prefix =
+          "$python_path " +
+          rebase_path("//build/toolchain/clang_static_analyzer_wrapper.py",
+                      root_build_dir) + " --mode=cl"
+      cl = "${analyzer_prefix} ${cl}"
+    }
+
     if (use_lld) {
       if (host_os == "win") {
         lld_link = "lld-link.exe"