[Payments] Implement payment instrument icons

third_party/WebKit/Source/modules/payments/PaymentInstruments.cpp

Index: third_party/WebKit/Source/modules/payments/PaymentInstruments.cpp
diff --git a/third_party/WebKit/Source/modules/payments/PaymentInstruments.cpp b/third_party/WebKit/Source/modules/payments/PaymentInstruments.cpp
index 8905048b65d160ec5c33272e3d37bad6a8496bad..2da969b6564dcf4671b54b3554536e00ca35e578 100644
--- a/third_party/WebKit/Source/modules/payments/PaymentInstruments.cpp
+++ b/third_party/WebKit/Source/modules/payments/PaymentInstruments.cpp
@@ -41,6 +41,11 @@ bool rejectError(ScriptPromiseResolver* resolver,
       resolver->Reject(DOMException::Create(kInvalidStateError,
                                             "Storage operation is failed"));
       return true;
+    case payments::mojom::blink::PaymentHandlerStatus::
+        FETCH_INSTRUMENT_ICON_FAILED:
+      resolver->Reject(DOMException::Create(
+          kNotFoundError, "Fetch or decode instrument icon failed"));
+      return true;
   }
   NOTREACHED();
   return false;
@@ -139,6 +144,22 @@ ScriptPromise PaymentInstruments::set(ScriptState* script_state,
   payments::mojom::blink::PaymentInstrumentPtr instrument =
       payments::mojom::blink::PaymentInstrument::New();
   instrument->name = details.hasName() ? details.name() : WTF::g_empty_string;
+  if (details.hasIcons()) {
+    ExecutionContext* context = ExecutionContext::From(script_state);
+    for (const ImageObject image_object : details.icons()) {
+      KURL parsed_url = context->CompleteURL(image_object.src());
+      if (!parsed_url.IsValid() || !parsed_url.ProtocolIsInHTTPFamily()) {
+        resolver->Reject(V8ThrowException::CreateTypeError(
+            script_state->GetIsolate(),
+            "'" + image_object.src() + "' is not a valid URL."));
+        return promise;
+      }
+
+      instrument->icons.push_back(payments::mojom::blink::ImageObject::New());
+      instrument->icons.back()->src = parsed_url;
+    }
+  }
+
   if (details.hasEnabledMethods()) {
     instrument->enabled_methods = details.enabledMethods();
   }
@@ -200,6 +221,15 @@ void PaymentInstruments::onGetPaymentInstrument(
     return;
   PaymentInstrument instrument;
   instrument.setName(stored_instrument->name);
+
+  HeapVector<ImageObject> icons;
+  for (const auto& icon : stored_instrument->icons) {
+    ImageObject image_object;
+    image_object.setSrc(icon->src.GetString());
+    icons.emplace_back(image_object);
+  }
+  instrument.setIcons(icons);
+
   Vector<String> enabled_methods;
   for (const auto& method : stored_instrument->enabled_methods) {
     enabled_methods.push_back(method);