1 files changed, 20 insertions, 5 deletions

diff --git a/chromium/third_party/blink/renderer/bindings/core/v8/referrer_script_info.h b/chromium/third_party/blink/renderer/bindings/core/v8/referrer_script_info.h
index 84ed3667786..279ac3ab4a0 100644
--- a/chromium/third_party/blink/renderer/bindings/core/v8/referrer_script_info.h
+++ b/chromium/third_party/blink/renderer/bindings/core/v8/referrer_script_info.h
@@ -23,23 +23,33 @@ class CORE_EXPORT ReferrerScriptInfo {
   STACK_ALLOCATED();
 
  public:
+  enum class BaseUrlSource {
+    kClassicScriptCORSSameOrigin,
+    kClassicScriptCORSCrossOrigin,
+    kOther
+  };
   ReferrerScriptInfo() {}
   ReferrerScriptInfo(const KURL& base_url,
                      network::mojom::CredentialsMode credentials_mode,
                      const String& nonce,
                      ParserDisposition parser_state,
-                     network::mojom::ReferrerPolicy referrer_policy)
+                     network::mojom::ReferrerPolicy referrer_policy,
+                     BaseUrlSource base_url_source)
       : base_url_(base_url),
         credentials_mode_(credentials_mode),
         nonce_(nonce),
         parser_state_(parser_state),
-        referrer_policy_(referrer_policy) {}
-  ReferrerScriptInfo(const KURL& base_url, const ScriptFetchOptions& options)
+        referrer_policy_(referrer_policy),
+        base_url_source_(base_url_source) {}
+  ReferrerScriptInfo(const KURL& base_url,
+                     const ScriptFetchOptions& options,
+                     BaseUrlSource base_url_source)
       : ReferrerScriptInfo(base_url,
                            options.CredentialsMode(),
                            options.Nonce(),
                            options.ParserState(),
-                           options.GetReferrerPolicy()) {}
+                           options.GetReferrerPolicy(),
+                           base_url_source) {}
 
   static ReferrerScriptInfo FromV8HostDefinedOptions(
       v8::Local<v8::Context>,
@@ -55,11 +65,13 @@ class CORE_EXPORT ReferrerScriptInfo {
   network::mojom::ReferrerPolicy GetReferrerPolicy() const {
     return referrer_policy_;
   }
+  BaseUrlSource GetBaseUrlSource() const { return base_url_source_; }
 
   bool IsDefaultValue() const {
     return base_url_.IsNull() &&
            credentials_mode_ == network::mojom::CredentialsMode::kSameOrigin &&
-           nonce_.IsEmpty() && parser_state_ == kNotParserInserted;
+           nonce_.IsEmpty() && parser_state_ == kNotParserInserted &&
+           base_url_source_ == BaseUrlSource::kOther;
   }
 
  private:
@@ -90,6 +102,9 @@ class CORE_EXPORT ReferrerScriptInfo {
   // https://html.spec.whatwg.org/C/#default-classic-script-fetch-options
   const network::mojom::ReferrerPolicy referrer_policy_ =
       network::mojom::ReferrerPolicy::kDefault;
+
+  // Temporary flag to collect UMA for crbug.com/1082086.
+  const BaseUrlSource base_url_source_ = BaseUrlSource::kOther;
 };
 
 }  // namespace blink