vendor: update all dependencies

vendor/google.golang.org/api/speech/v1/speech-api.json

@@ -185,7 +185,7 @@
       }
     }
   },
-  "revision": "20180420",
+  "revision": "20180601",
   "rootUrl": "https://speech.googleapis.com/",
   "schemas": {
     "LongRunningRecognizeRequest": {
@@ -347,6 +347,22 @@
       "description": "Provides \"hints\" to the speech recognizer to favor specific words and phrases\nin the results.",
       "id": "SpeechContext",
       "properties": {
+        "biasingStrength": {
+          "description": "Strength of biasing to use (strong, medium or weak). If you use strong\nbiasing option then more likely to see those phrases in the results. If\nbiasing streangth is not specified then by default medium biasing would be\nused.",
+          "enum": [
+            "BIASING_STRENGTH_UNSPECIFIED",
+            "LOW",
+            "MEDIUM",
+            "HIGH"
+          ],
+          "enumDescriptions": [
+            "",
+            "Low bias",
+            "Medium bias",
+            "High bias"
+          ],
+          "type": "string"
+        },
         "phrases": {
           "description": "*Optional* A list of strings containing words and phrases \"hints\" so that\nthe speech recognition is more likely to recognize them. This can be used\nto improve the accuracy for specific words and phrases, for example, if\nspecific commands are typically spoken by the user. This can also be used\nto add additional words to the vocabulary of the recognizer. See\n[usage limits](https://cloud.google.com/speech/limits#content).",
           "items": {

vendor/google.golang.org/api/speech/v1/speech-gen.go

@@ -469,6 +469,21 @@ func (s *RecognizeResponse) MarshalJSON() ([]byte, error) {
 // specific words and phrases
 // in the results.
 type SpeechContext struct {
+	// BiasingStrength: Strength of biasing to use (strong, medium or weak).
+	// If you use strong
+	// biasing option then more likely to see those phrases in the results.
+	// If
+	// biasing streangth is not specified then by default medium biasing
+	// would be
+	// used.
+	//
+	// Possible values:
+	//   "BIASING_STRENGTH_UNSPECIFIED"
+	//   "LOW" - Low bias
+	//   "MEDIUM" - Medium bias
+	//   "HIGH" - High bias
+	BiasingStrength string `json:"biasingStrength,omitempty"`
+
 	// Phrases: *Optional* A list of strings containing words and phrases
 	// "hints" so that
 	// the speech recognition is more likely to recognize them. This can be
@@ -482,7 +497,7 @@ type SpeechContext struct {
 	// [usage limits](https://cloud.google.com/speech/limits#content).
 	Phrases []string `json:"phrases,omitempty"`
 
-	// ForceSendFields is a list of field names (e.g. "Phrases") to
+	// ForceSendFields is a list of field names (e.g. "BiasingStrength") to
 	// unconditionally include in API requests. By default, fields with
 	// empty values are omitted from API requests. However, any non-pointer,
 	// non-interface field appearing in ForceSendFields will be sent to the
@@ -490,12 +505,13 @@ type SpeechContext struct {
 	// used to include empty fields in Patch requests.
 	ForceSendFields []string `json:"-"`
 
-	// NullFields is a list of field names (e.g. "Phrases") to include in
-	// API requests with the JSON null value. By default, fields with empty
-	// values are omitted from API requests. However, any field with an
-	// empty value appearing in NullFields will be sent to the server as
-	// null. It is an error if a field in this list has a non-empty value.
-	// This may be used to include null fields in Patch requests.
+	// NullFields is a list of field names (e.g. "BiasingStrength") to
+	// include in API requests with the JSON null value. By default, fields
+	// with empty values are omitted from API requests. However, any field
+	// with an empty value appearing in NullFields will be sent to the
+	// server as null. It is an error if a field in this list has a
+	// non-empty value. This may be used to include null fields in Patch
+	// requests.
 	NullFields []string `json:"-"`
 }