fix: better support for fallback mode (#1037)

- [ ] Regenerate this pull request now.

PiperOrigin-RevId: 468790263

Source-Link: googleapis/googleapis@873ab45

Source-Link: https://github.com/googleapis/googleapis-gen/commit/cb6f37aeff2a3472e40a7bbace8c67d75e24bee5
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiY2I2ZjM3YWVmZjJhMzQ3MmU0MGE3YmJhY2U4YzY3ZDc1ZTI0YmVlNSJ9

samples/generated/v1/image_annotator.async_batch_annotate_files.js

@@ -23,6 +23,9 @@
 function main(requests) {
   // [START vision_v1_generated_ImageAnnotator_AsyncBatchAnnotateFiles_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/image_annotator.async_batch_annotate_images.js

@@ -23,6 +23,9 @@
 function main(requests, outputConfig) {
   // [START vision_v1_generated_ImageAnnotator_AsyncBatchAnnotateImages_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/image_annotator.batch_annotate_files.js

@@ -23,6 +23,9 @@
 function main(requests) {
   // [START vision_v1_generated_ImageAnnotator_BatchAnnotateFiles_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/image_annotator.batch_annotate_images.js

@@ -23,6 +23,9 @@
 function main(requests) {
   // [START vision_v1_generated_ImageAnnotator_BatchAnnotateImages_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.add_product_to_product_set.js

@@ -23,6 +23,9 @@
 function main(name, product) {
   // [START vision_v1_generated_ProductSearch_AddProductToProductSet_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.create_product.js

@@ -23,6 +23,9 @@
 function main(parent, product) {
   // [START vision_v1_generated_ProductSearch_CreateProduct_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.create_product_set.js

@@ -23,6 +23,9 @@
 function main(parent, productSet) {
   // [START vision_v1_generated_ProductSearch_CreateProductSet_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.create_reference_image.js

@@ -23,6 +23,9 @@
 function main(parent, referenceImage) {
   // [START vision_v1_generated_ProductSearch_CreateReferenceImage_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.delete_product.js

@@ -23,6 +23,9 @@
 function main(name) {
   // [START vision_v1_generated_ProductSearch_DeleteProduct_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.delete_product_set.js

@@ -23,6 +23,9 @@
 function main(name) {
   // [START vision_v1_generated_ProductSearch_DeleteProductSet_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.delete_reference_image.js

@@ -23,6 +23,9 @@
 function main(name) {
   // [START vision_v1_generated_ProductSearch_DeleteReferenceImage_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.get_product.js

@@ -23,6 +23,9 @@
 function main(name) {
   // [START vision_v1_generated_ProductSearch_GetProduct_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.get_product_set.js

@@ -23,6 +23,9 @@
 function main(name) {
   // [START vision_v1_generated_ProductSearch_GetProductSet_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.get_reference_image.js

@@ -23,6 +23,9 @@
 function main(name) {
   // [START vision_v1_generated_ProductSearch_GetReferenceImage_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.import_product_sets.js

@@ -23,6 +23,9 @@
 function main(parent, inputConfig) {
   // [START vision_v1_generated_ProductSearch_ImportProductSets_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.list_product_sets.js

@@ -23,6 +23,9 @@
 function main(parent) {
   // [START vision_v1_generated_ProductSearch_ListProductSets_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.list_products.js

@@ -23,6 +23,9 @@
 function main(parent) {
   // [START vision_v1_generated_ProductSearch_ListProducts_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.list_products_in_product_set.js

@@ -23,6 +23,9 @@
 function main(name) {
   // [START vision_v1_generated_ProductSearch_ListProductsInProductSet_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.list_reference_images.js

@@ -23,6 +23,9 @@
 function main(parent) {
   // [START vision_v1_generated_ProductSearch_ListReferenceImages_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.purge_products.js

@@ -23,6 +23,9 @@
 function main(parent) {
   // [START vision_v1_generated_ProductSearch_PurgeProducts_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.remove_product_from_product_set.js

@@ -23,6 +23,9 @@
 function main(name, product) {
   // [START vision_v1_generated_ProductSearch_RemoveProductFromProductSet_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.update_product.js

@@ -23,6 +23,9 @@
 function main(product) {
   // [START vision_v1_generated_ProductSearch_UpdateProduct_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**

samples/generated/v1/product_search.update_product_set.js

@@ -23,6 +23,9 @@
 function main(productSet) {
   // [START vision_v1_generated_ProductSearch_UpdateProductSet_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**