Add a warning for strict secure cookie policy

android_webview/native/cookie_manager.cc

Index: android_webview/native/cookie_manager.cc
diff --git a/android_webview/native/cookie_manager.cc b/android_webview/native/cookie_manager.cc
index c361ec8dcf532ee5d143774ee21c54d45d917a7a..e5e666844b68e8fa482c9621bed7e93515e2298a 100644
--- a/android_webview/native/cookie_manager.cc
+++ b/android_webview/native/cookie_manager.cc
@@ -36,6 +36,7 @@
 #include "net/cookies/cookie_monster.h"
 #include "net/cookies/cookie_options.h"
 #include "net/cookies/cookie_store.h"
+#include "net/cookies/parsed_cookie.h"
 #include "net/extras/sqlite/cookie_crypto_delegate.h"
 #include "net/url_request/url_request_context.h"
 #include "url/url_constants.h"
@@ -385,6 +386,16 @@ void CookieManager::SetCookieHelper(
   net::CookieOptions options;
   options.set_include_httponly();
 
+  // Log message for catching strict secure cookies related bugs.
+  if (!host.has_scheme() || host.SchemeIs(url::kHttpScheme)) {
+    net::ParsedCookie parsed_cookie(value);
+    if (parsed_cookie.IsValid() && parsed_cookie.IsSecure()) {
+      LOG(WARNING) << "Strict Secure Cookie policy does not allow setting a "
+                      "secure cookie for "
+                   << host.spec();
+    }
+  }
+
   GetCookieStore()->SetCookieWithOptionsAsync(host, value, options, callback);
 }