GN: Fix Windows Clang errors

third_party/winsdk_samples/BUILD.gn

Index: third_party/winsdk_samples/BUILD.gn
diff --git a/third_party/winsdk_samples/BUILD.gn b/third_party/winsdk_samples/BUILD.gn
index ec2d4591ee5b9f05237bd9e0255165a8f20045b6..82d12332e3f6852021aeff930c342d89d1cff61b 100644
--- a/third_party/winsdk_samples/BUILD.gn
+++ b/third_party/winsdk_samples/BUILD.gn
@@ -10,9 +10,7 @@ if (is_win) {
   baseclasses_dir = "src/Samples/multimedia/directshow/baseclasses"
 
   config("winsdk_samples_config") {
-    include_dirs = [
-      baseclasses_dir,
-    ]
+    include_dirs = [ baseclasses_dir ]
   }
 
   static_library("winsdk_samples") {
@@ -87,5 +85,25 @@ if (is_win) {
       "//build/config/win:nominmax",
     ]
     configs += [ "//build/config/compiler:no_chromium_code" ]
+    if (is_win && is_clang) {
+      cflags += [
+        # Disable warnings failing when compiling with Clang on Windows.
+        # https://bugs.chromium.org/p/webrtc/issues/detail?id=5366
+        "-Wno-comment",
+        "-Wno-delete-non-virtual-dtor",
+        "-Wno-ignored-attributes",
+        "-Wno-logical-op-parentheses",
+        "-Wno-non-pod-varargs",
+        "-Wno-microsoft-extra-qualification",
+        "-Wno-missing-braces",
+        "-Wno-overloaded-virtual",
+        "-Wno-parentheses",
+        "-Wno-reorder",
+        "-Wno-string-conversion",
+        "-Wno-tautological-constant-out-of-range-compare",
+        "-Wno-unused-private-field",
+        "-Wno-writable-strings",
+      ]
+    }
   }
-}
+}