Add webcrypto api.

PiperOrigin-RevId: 673899692

Author: mollyibot

BUILD

@@ -87,3 +87,8 @@ jsinterop_generator(
     name = "elemental2-indexeddb",
     exports = ["//java/elemental2/indexeddb"],
 )
+
+jsinterop_generator(
+    name = "elemental2-webcrypto",
+    exports = ["//java/elemental2/webcrypto"],
+)

java/elemental2/webcrypto/BUILD

@@ -0,0 +1,39 @@
+# This package contains the build rule to build elemental2-dom.
+load(
+    "//build_defs/internal_do_not_use:elemental_utils.bzl",
+    "patch_extern_file",
+)
+load("@com_google_jsinterop_generator//:jsinterop_generator.bzl", "jsinterop_generator")
+
+package(
+    default_applicable_licenses = ["//:license"],
+    default_visibility = [
+        "//:__subpackages__",
+    ],
+    # Apache2
+    licenses = ["notice"],
+)
+
+patch_extern_file(
+    name = "w3c_webcrypto_patched",
+    src = "//third_party:w3c_webcrypto.js",
+    patch_file = "w3c_webcrypto.js.diff",
+)
+
+filegroup(
+    name = "externs",
+    srcs = [
+        ":w3c_webcrypto_patched",
+    ],
+)
+
+jsinterop_generator(
+    name = "webcrypto",
+    srcs = [":externs"],
+    # override auto generated js_deps since modified externs cause conflicts
+    externs_deps = [],
+    deps = [
+        "//java/elemental2/core",
+        "//java/elemental2/promise",
+    ],
+)

java/elemental2/webcrypto/w3c_webcrypto.js.diff

@@ -0,0 +1,92 @@
+299c299
+< webCrypto.RsaKeyGenParams;
+---
+> webCrypto.RsaKeyGenParams = function() {};
+315c315
+< webCrypto.RsaHashedKeyGenParams;
+---
+> webCrypto.RsaHashedKeyGenParams = function() {};
+327c327
+< webCrypto.RsaKeyAlgorithm;
+---
+> webCrypto.RsaKeyAlgorithm = function() {};
+343c343
+< webCrypto.RsaHashedKeyAlgorithm;
+---
+> webCrypto.RsaHashedKeyAlgorithm = function() {};
+355c355
+< webCrypto.RsaHashedImportParams;
+---
+> webCrypto.RsaHashedImportParams = function() {};
+367c367
+< webCrypto.RsaPssParams;
+---
+> webCrypto.RsaPssParams = function() {};
+379c379
+< webCrypto.RsaOaepParams;
+---
+> webCrypto.RsaOaepParams = function() {};
+391c391
+< webCrypto.EcdsaParams;
+---
+> webCrypto.EcdsaParams = function() {};
+410c410
+< webCrypto.EcKeyGenParams;
+---
+> webCrypto.EcKeyGenParams = function() {};
+422c422
+< webCrypto.EcKeyAlgorithm;
+---
+> webCrypto.EcKeyAlgorithm = function() {};
+434c434
+< webCrypto.EcKeyImportParams;
+---
+> webCrypto.EcKeyImportParams = function() {};
+446c446
+< webCrypto.EcKeyDeriveParams;
+---
+> webCrypto.EcKeyDeriveParams = function() {};
+458c458
+< webCrypto.AesCtrParams;
+---
+> webCrypto.AesCtrParams = function() {};
+474c474
+< webCrypto.AesKeyAlgorithm;
+---
+> webCrypto.AesKeyAlgorithm = function() {};
+486c486
+< webCrypto.AesKeyGenParams;
+---
+> webCrypto.AesKeyGenParams = function() {};
+498c498
+< webCrypto.AesDerivedKeyParams;
+---
+> webCrypto.AesDerivedKeyParams = function() {};
+510c510
+< webCrypto.AesCbcParams;
+---
+> webCrypto.AesCbcParams = function() {};
+522c522
+< webCrypto.AesGcmParams;
+---
+> webCrypto.AesGcmParams = function() {};
+542c542
+< webCrypto.HmacImportParams;
+---
+> webCrypto.HmacImportParams = function() {};
+558c558
+< webCrypto.HmacKeyAlgorithm;
+---
+> webCrypto.HmacKeyAlgorithm = function() {};
+574c574
+< webCrypto.HmacKeyGenParams;
+---
+> webCrypto.HmacKeyGenParams = function() {};
+590c590
+< webCrypto.HkdfParams;
+---
+> webCrypto.HkdfParams = function() {};
+610c610
+< webCrypto.Pbkdf2Params;
+---
+> webCrypto.Pbkdf2Params = function() {};

third_party/BUILD

@@ -227,6 +227,11 @@ extern(
     path = "browser/w3c_worklets.js",
 )
 
+extern(
+    name = "w3c_webcrypto.js",
+    path = "browser/w3c_webcrypto.js",
+)
+
 extern(
     name = "webgl",
     path = "browser/webgl.js",