Synchronize new proto changes.

gapic/packaging/api_defaults.yaml

@@ -39,7 +39,7 @@ generated_package_version:
   ruby:
     lower: '0.6.8'
   java:
-    lower: '0.1.21'
+    lower: '0.1.22'
 
 generated_ga_package_version:
   java:

gapic/packaging/dependencies.yaml

@@ -85,7 +85,7 @@ google-common-protos_version:
     name_override: googleapis-common-protos
     lower: '1.3.1'
   java:
-    lower: '0.1.21'
+    lower: '0.1.22'
 
 google-iam-v1_version:
   csharp:
@@ -99,7 +99,7 @@ google-iam-v1_version:
     name_override: grpc-google-iam-v1
     lower: '0.6.8'
   java:
-    lower: '0.1.21'
+    lower: '0.1.22'
 
 api_common_version:
   java:

google/cloud/language/v1/language_gapic.yaml

@@ -92,6 +92,17 @@ interfaces:
     retry_codes_name: idempotent
     retry_params_name: default
     timeout_millis: 30000
+  - name: ClassifyText
+    flattening:
+      groups:
+      - parameters:
+        - document
+    required_fields:
+    - document
+    request_object_method: true
+    retry_codes_name: idempotent
+    retry_params_name: default
+    timeout_millis: 30000
   - name: AnnotateText
     flattening:
       groups: