vendor: update all dependencies to latest versions

vendor/cloud.google.com/go/language/apiv1beta2/language_client.go

@@ -35,6 +35,7 @@ type CallOptions struct {
 	AnalyzeEntities        []gax.CallOption
 	AnalyzeEntitySentiment []gax.CallOption
 	AnalyzeSyntax          []gax.CallOption
+	ClassifyText           []gax.CallOption
 	AnnotateText           []gax.CallOption
 }
 
@@ -65,6 +66,7 @@ func defaultCallOptions() *CallOptions {
 		AnalyzeEntities:        retry[[2]string{"default", "idempotent"}],
 		AnalyzeEntitySentiment: retry[[2]string{"default", "idempotent"}],
 		AnalyzeSyntax:          retry[[2]string{"default", "idempotent"}],
+		ClassifyText:           retry[[2]string{"default", "idempotent"}],
 		AnnotateText:           retry[[2]string{"default", "idempotent"}],
 	}
 }
@@ -99,7 +101,7 @@ func NewClient(ctx context.Context, opts ...option.ClientOption) (*Client, error
 
 		client: languagepb.NewLanguageServiceClient(conn),
 	}
-	c.SetGoogleClientInfo()
+	c.setGoogleClientInfo()
 	return c, nil
 }
 
@@ -114,10 +116,10 @@ func (c *Client) Close() error {
 	return c.conn.Close()
 }
 
-// SetGoogleClientInfo sets the name and version of the application in
+// setGoogleClientInfo sets the name and version of the application in
 // the `x-goog-api-client` header passed on each request. Intended for
 // use by Google-written clients.
-func (c *Client) SetGoogleClientInfo(keyval ...string) {
+func (c *Client) setGoogleClientInfo(keyval ...string) {
 	kv := append([]string{"gl-go", version.Go()}, keyval...)
 	kv = append(kv, "gapic", version.Repo, "gax", gax.Version, "grpc", grpc.Version)
 	c.xGoogHeader = []string{gax.XGoogHeader(kv...)}
@@ -192,8 +194,24 @@ func (c *Client) AnalyzeSyntax(ctx context.Context, req *languagepb.AnalyzeSynta
 	return resp, nil
 }
 
-// AnnotateText a convenience method that provides all syntax, sentiment, and entity
-// features in one call.
+// ClassifyText classifies a document into categories.
+func (c *Client) ClassifyText(ctx context.Context, req *languagepb.ClassifyTextRequest, opts ...gax.CallOption) (*languagepb.ClassifyTextResponse, error) {
+	ctx = insertXGoog(ctx, c.xGoogHeader)
+	opts = append(c.CallOptions.ClassifyText[0:len(c.CallOptions.ClassifyText):len(c.CallOptions.ClassifyText)], opts...)
+	var resp *languagepb.ClassifyTextResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.ClassifyText(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// AnnotateText a convenience method that provides all syntax, sentiment, entity, and
+// classification features in one call.
 func (c *Client) AnnotateText(ctx context.Context, req *languagepb.AnnotateTextRequest, opts ...gax.CallOption) (*languagepb.AnnotateTextResponse, error) {
 	ctx = insertXGoog(ctx, c.xGoogHeader)
 	opts = append(c.CallOptions.AnnotateText[0:len(c.CallOptions.AnnotateText):len(c.CallOptions.AnnotateText)], opts...)