🤖 Merge PR DefinitelyTyped#73393 [chrome] update runtime namespace by @erwanjugand

Author: erwanjugand

types/chrome/index.d.ts

@@ -8589,6 +8589,8 @@ declare namespace chrome {
             MIPS = "mips",
             /** Specifies the processer architecture as mips64. */
             MIPS64 = "mips64",
+            /** Specifies the processer architecture as riscv64. */
+            RISCV64 = "riscv64",
         }
 
         /**
@@ -8755,7 +8757,7 @@ declare namespace chrome {
             /** The machine's processor architecture. */
             arch: `${PlatformArch}`;
             /** The native client architecture. This may be different from arch on some platforms. */
-            nacl_arch: `${PlatformNaclArch}`;
+            nacl_arch?: `${PlatformNaclArch}`;
         }
 
         /** An object which allows two way communication with other pages. */

types/chrome/test/index.ts

@@ -638,6 +638,7 @@ function testRuntime() {
     chrome.runtime.PlatformArch.MIPS64 === "mips64";
     chrome.runtime.PlatformArch.X86_32 === "x86-32";
     chrome.runtime.PlatformArch.X86_64 === "x86-64";
+    chrome.runtime.PlatformArch.RISCV64 === "riscv64";
 
     chrome.runtime.PlatformNaclArch.ARM === "arm";
     chrome.runtime.PlatformNaclArch.MIPS === "mips";
@@ -709,8 +710,8 @@ function testRuntime() {
 
     chrome.runtime.getPlatformInfo(); // $ExpectType Promise<PlatformInfo>
     chrome.runtime.getPlatformInfo((platformInfo) => { // $ExpectType void
-        platformInfo.arch; // $ExpectType "arm" | "arm64" | "x86-32" | "x86-64" | "mips" | "mips64"
-        platformInfo.nacl_arch; // $ExpectType "arm" | "mips" | "mips64" | "x86-32" | "x86-64"
+        platformInfo.arch; // $ExpectType "arm" | "arm64" | "x86-32" | "x86-64" | "mips" | "mips64" | "riscv64"
+        platformInfo.nacl_arch; // $ExpectType "arm" | "mips" | "mips64" | "x86-32" | "x86-64" | undefined
         platformInfo.os; // $ExpectType "android" | "cros" | "fuchsia" | "linux" | "mac" | "openbsd" | "win"
     });
     // @ts-expect-error