Fix ClosureRewriteModule crash on unrecognized goog.requireDynamic

PiperOrigin-RevId: 617977488

Author: lauraharker

src/com/google/javascript/jscomp/ClosureRewriteModule.java

@@ -964,8 +964,9 @@ private void recordGoogRequireDynamic(NodeTraversal t, Node call) {
     if (!rewriteState.containsModule(namespaceId)) {
       unrecognizedRequires.add(
           new UnrecognizedRequire(call, namespaceId, /* mustBeOrdered= */ false));
+    } else {
+      this.googRequireDynamicCalls.add(call);
     }
-    this.googRequireDynamicCalls.add(call);
   }
 
   private void recordGoogModuleGet(NodeTraversal t, Node call) {

test/com/google/javascript/jscomp/ClosureRewriteModuleTest.java

@@ -1282,6 +1282,23 @@ public void testGoogRequireDynamic_then_name() {
                 "}")));
   }
 
+  @Test
+  public void testGoogRequireDynamic_then_missingSources() {
+    test(
+        srcs(
+            lines(
+                "async function test() {", //
+                "  /** @suppress {missingSourcesWarnings} */",
+                "  goog.requireDynamic('a.b.c').then((foo) => {console.log(foo.Foo);});",
+                "}")),
+        expected(
+            lines(
+                "async function test() {", //
+                "  /** @suppress {missingSourcesWarnings} */",
+                "  null.then((foo) => {console.log(foo.Foo);});",
+                "}")));
+  }
+
   @Test
   public void testRequireDynamic_illegal_await_lhs() {
     testError(