1 files changed, 33 insertions, 2 deletions

diff --git a/chromium/third_party/blink/public/mojom/conversions/conversions.mojom b/chromium/third_party/blink/public/mojom/conversions/conversions.mojom
index 146e46f4c2f..2b2d6e744ee 100644
--- a/chromium/third_party/blink/public/mojom/conversions/conversions.mojom
+++ b/chromium/third_party/blink/public/mojom/conversions/conversions.mojom
@@ -7,6 +7,10 @@ module blink.mojom;
 import "mojo/public/mojom/base/time.mojom";
 import "url/mojom/origin.mojom";
 
+struct DedupKey {
+  int64 value;
+};
+
 struct Conversion {
   // Origin of the conversion registration redirect.
   url.mojom.Origin reporting_origin;
@@ -18,6 +22,14 @@ struct Conversion {
   // Event source trigger data specified in conversion redirect. 0 is used as a
   // default if none is provided.
   uint64 event_source_trigger_data = 0;
+
+  // Priority specified in conversion redirect. 0 is used as a default if none
+  // is provided.
+  int64 priority = 0;
+
+  // Key specified in conversion redirect for deduplication against existing
+  // conversions with the same source.
+  DedupKey? dedup_key;
 };
 
 // Mojo struct to represent blink::Impression native struct.
@@ -43,6 +55,24 @@ struct Impression {
   int64 priority = 0;
 };
 
+// Errors that can result from trying to register an impression.
+// TODO(crbug.com/1202170): In the future, this may be returned from the
+// RegisterImpression method below, so that errors from the ConversionHost can
+// be propagated to registerAttributionSource calls in JS.
+enum RegisterImpressionError {
+  // The permission policy doesn't allow use of the attribution reporting API.
+  kNotAllowed,
+  // The frame's context is not secure.
+  kInsecureContext,
+  // The attributionDestination parameter doesn't have a secure origin.
+  kInsecureAttributionDestination,
+  // The attributionReportTo parameter doesn't have a secure origin.
+  kInsecureAttributionReportTo,
+  // The attributionSourceEventId parameter isn't parsable as an unsigned
+  // 64-bit base-10 integer.
+  kInvalidAttributionSourceEventId,
+};
+
 // Sent from renderer to browser process when a resource request matching the
 // .well-known conversion registration path is intercepted.
 interface ConversionHost {
@@ -52,7 +82,8 @@ interface ConversionHost {
   RegisterConversion(Conversion conversion);
 
   // Registers an impression. Triggered by the registerattributionsource
-  // attribute being added to an anchor element alongside other API attributes.
-  // These impressions are not associated with a browser navigation.
+  // attribute being added to an anchor element alongside other API attributes,
+  // or by the registerAttributionSource JS method. These impressions are not
+  // associated with a browser navigation.
   RegisterImpression(Impression impression);
 };