chore: regens API reference docs (#889)

diff --git a/docs/dyn/gmail_v1.users.settings.sendAs.smimeInfo.html b/docs/dyn/gmail_v1.users.settings.sendAs.smimeInfo.html
index 47478cb..653df5d 100644
--- a/docs/dyn/gmail_v1.users.settings.sendAs.smimeInfo.html
+++ b/docs/dyn/gmail_v1.users.settings.sendAs.smimeInfo.html
@@ -75,97 +75,140 @@
 <h1><a href="gmail_v1.html">Gmail API</a> . <a href="gmail_v1.users.html">users</a> . <a href="gmail_v1.users.settings.html">settings</a> . <a href="gmail_v1.users.settings.sendAs.html">sendAs</a> . <a href="gmail_v1.users.settings.sendAs.smimeInfo.html">smimeInfo</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#delete">delete(userId, sendAsEmail, id)</a></code></p>
+  <code><a href="#delete">delete(userId, sendAsEmail, id, x__xgafv=None)</a></code></p>
 <p class="firstline">Deletes the specified S/MIME config for the specified send-as alias.</p>
 <p class="toc_element">
-  <code><a href="#get">get(userId, sendAsEmail, id)</a></code></p>
+  <code><a href="#get">get(userId, sendAsEmail, id, x__xgafv=None)</a></code></p>
 <p class="firstline">Gets the specified S/MIME config for the specified send-as alias.</p>
 <p class="toc_element">
-  <code><a href="#insert">insert(userId, sendAsEmail, body)</a></code></p>
-<p class="firstline">Insert (upload) the given S/MIME config for the specified send-as alias. Note that pkcs12 format is required for the key.</p>
+  <code><a href="#insert">insert(userId, sendAsEmail, body=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Insert (upload) the given S/MIME config for the specified send-as alias.</p>
 <p class="toc_element">
-  <code><a href="#list">list(userId, sendAsEmail)</a></code></p>
+  <code><a href="#list">list(userId, sendAsEmail, x__xgafv=None)</a></code></p>
 <p class="firstline">Lists S/MIME configs for the specified send-as alias.</p>
 <p class="toc_element">
-  <code><a href="#setDefault">setDefault(userId, sendAsEmail, id)</a></code></p>
+  <code><a href="#setDefault">setDefault(userId, sendAsEmail, id, x__xgafv=None)</a></code></p>
 <p class="firstline">Sets the default S/MIME config for the specified send-as alias.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="delete">delete(userId, sendAsEmail, id)</code>
+    <code class="details" id="delete">delete(userId, sendAsEmail, id, x__xgafv=None)</code>
   <pre>Deletes the specified S/MIME config for the specified send-as alias.
 
 Args:
-  userId: string, The user's email address. The special value me can be used to indicate the authenticated user. (required)
-  sendAsEmail: string, The email address that appears in the "From:" header for mail sent using this alias. (required)
+  userId: string, The user's email address. The special value &lt;code&gt;me&lt;/code&gt;
+can be used to indicate the authenticated user. (required)
+  sendAsEmail: string, The email address that appears in the "From:" header for mail sent using
+this alias. (required)
   id: string, The immutable ID for the SmimeInfo. (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
 </pre>
 </div>
 
 <div class="method">
-    <code class="details" id="get">get(userId, sendAsEmail, id)</code>
+    <code class="details" id="get">get(userId, sendAsEmail, id, x__xgafv=None)</code>
   <pre>Gets the specified S/MIME config for the specified send-as alias.
 
 Args:
-  userId: string, The user's email address. The special value me can be used to indicate the authenticated user. (required)
-  sendAsEmail: string, The email address that appears in the "From:" header for mail sent using this alias. (required)
+  userId: string, The user's email address. The special value &lt;code&gt;me&lt;/code&gt;
+can be used to indicate the authenticated user. (required)
+  sendAsEmail: string, The email address that appears in the "From:" header for mail sent using
+this alias. (required)
   id: string, The immutable ID for the SmimeInfo. (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
 
 Returns:
   An object of the form:
 
     { # An S/MIME email config.
-      "pkcs12": "A String", # PKCS#12 format containing a single private/public key pair and certificate chain. This format is only accepted from client for creating a new SmimeInfo and is never returned, because the private key is not intended to be exported. PKCS#12 may be encrypted, in which case encryptedKeyPassword should be set appropriately.
-      "pem": "A String", # PEM formatted X509 concatenated certificate string (standard base64 encoding). Format used for returning key, which includes public key as well as certificate chain (not private key).
       "issuerCn": "A String", # The S/MIME certificate issuer's common name.
+      "pkcs12": "A String", # PKCS#12 format containing a single private/public key pair and
+          # certificate chain.  This format is only accepted from client
+          # for creating a new SmimeInfo and is never returned, because the
+          # private key is not intended to be exported.  PKCS#12 may be encrypted,
+          # in which case encryptedKeyPassword should be set appropriately.
+      "pem": "A String", # PEM formatted X509 concatenated certificate string (standard base64
+          # encoding).  Format used for returning key, which includes public key
+          # as well as certificate chain (not private key).
+      "expiration": "A String", # When the certificate expires (in milliseconds since epoch).
       "encryptedKeyPassword": "A String", # Encrypted key password, when key is encrypted.
       "id": "A String", # The immutable ID for the SmimeInfo.
       "isDefault": True or False, # Whether this SmimeInfo is the default one for this user's send-as address.
-      "expiration": "A String", # When the certificate expires (in milliseconds since epoch).
     }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="insert">insert(userId, sendAsEmail, body)</code>
-  <pre>Insert (upload) the given S/MIME config for the specified send-as alias. Note that pkcs12 format is required for the key.
+    <code class="details" id="insert">insert(userId, sendAsEmail, body=None, x__xgafv=None)</code>
+  <pre>Insert (upload) the given S/MIME config for the specified send-as alias.
+Note that pkcs12 format is required for the key.
 
 Args:
-  userId: string, The user's email address. The special value me can be used to indicate the authenticated user. (required)
-  sendAsEmail: string, The email address that appears in the "From:" header for mail sent using this alias. (required)
-  body: object, The request body. (required)
+  userId: string, The user's email address. The special value &lt;code&gt;me&lt;/code&gt;
+can be used to indicate the authenticated user. (required)
+  sendAsEmail: string, The email address that appears in the "From:" header for mail sent using
+this alias. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # An S/MIME email config.
-    "pkcs12": "A String", # PKCS#12 format containing a single private/public key pair and certificate chain. This format is only accepted from client for creating a new SmimeInfo and is never returned, because the private key is not intended to be exported. PKCS#12 may be encrypted, in which case encryptedKeyPassword should be set appropriately.
-    "pem": "A String", # PEM formatted X509 concatenated certificate string (standard base64 encoding). Format used for returning key, which includes public key as well as certificate chain (not private key).
     "issuerCn": "A String", # The S/MIME certificate issuer's common name.
+    "pkcs12": "A String", # PKCS#12 format containing a single private/public key pair and
+        # certificate chain.  This format is only accepted from client
+        # for creating a new SmimeInfo and is never returned, because the
+        # private key is not intended to be exported.  PKCS#12 may be encrypted,
+        # in which case encryptedKeyPassword should be set appropriately.
+    "pem": "A String", # PEM formatted X509 concatenated certificate string (standard base64
+        # encoding).  Format used for returning key, which includes public key
+        # as well as certificate chain (not private key).
+    "expiration": "A String", # When the certificate expires (in milliseconds since epoch).
     "encryptedKeyPassword": "A String", # Encrypted key password, when key is encrypted.
     "id": "A String", # The immutable ID for the SmimeInfo.
     "isDefault": True or False, # Whether this SmimeInfo is the default one for this user's send-as address.
-    "expiration": "A String", # When the certificate expires (in milliseconds since epoch).
   }
 
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
 
 Returns:
   An object of the form:
 
     { # An S/MIME email config.
-      "pkcs12": "A String", # PKCS#12 format containing a single private/public key pair and certificate chain. This format is only accepted from client for creating a new SmimeInfo and is never returned, because the private key is not intended to be exported. PKCS#12 may be encrypted, in which case encryptedKeyPassword should be set appropriately.
-      "pem": "A String", # PEM formatted X509 concatenated certificate string (standard base64 encoding). Format used for returning key, which includes public key as well as certificate chain (not private key).
       "issuerCn": "A String", # The S/MIME certificate issuer's common name.
+      "pkcs12": "A String", # PKCS#12 format containing a single private/public key pair and
+          # certificate chain.  This format is only accepted from client
+          # for creating a new SmimeInfo and is never returned, because the
+          # private key is not intended to be exported.  PKCS#12 may be encrypted,
+          # in which case encryptedKeyPassword should be set appropriately.
+      "pem": "A String", # PEM formatted X509 concatenated certificate string (standard base64
+          # encoding).  Format used for returning key, which includes public key
+          # as well as certificate chain (not private key).
+      "expiration": "A String", # When the certificate expires (in milliseconds since epoch).
       "encryptedKeyPassword": "A String", # Encrypted key password, when key is encrypted.
       "id": "A String", # The immutable ID for the SmimeInfo.
       "isDefault": True or False, # Whether this SmimeInfo is the default one for this user's send-as address.
-      "expiration": "A String", # When the certificate expires (in milliseconds since epoch).
     }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="list">list(userId, sendAsEmail)</code>
+    <code class="details" id="list">list(userId, sendAsEmail, x__xgafv=None)</code>
   <pre>Lists S/MIME configs for the specified send-as alias.
 
 Args:
-  userId: string, The user's email address. The special value me can be used to indicate the authenticated user. (required)
-  sendAsEmail: string, The email address that appears in the "From:" header for mail sent using this alias. (required)
+  userId: string, The user's email address. The special value &lt;code&gt;me&lt;/code&gt;
+can be used to indicate the authenticated user. (required)
+  sendAsEmail: string, The email address that appears in the "From:" header for mail sent using
+this alias. (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
 
 Returns:
   An object of the form:
@@ -173,26 +216,38 @@
     {
     "smimeInfo": [ # List of SmimeInfo.
       { # An S/MIME email config.
-          "pkcs12": "A String", # PKCS#12 format containing a single private/public key pair and certificate chain. This format is only accepted from client for creating a new SmimeInfo and is never returned, because the private key is not intended to be exported. PKCS#12 may be encrypted, in which case encryptedKeyPassword should be set appropriately.
-          "pem": "A String", # PEM formatted X509 concatenated certificate string (standard base64 encoding). Format used for returning key, which includes public key as well as certificate chain (not private key).
           "issuerCn": "A String", # The S/MIME certificate issuer's common name.
+          "pkcs12": "A String", # PKCS#12 format containing a single private/public key pair and
+              # certificate chain.  This format is only accepted from client
+              # for creating a new SmimeInfo and is never returned, because the
+              # private key is not intended to be exported.  PKCS#12 may be encrypted,
+              # in which case encryptedKeyPassword should be set appropriately.
+          "pem": "A String", # PEM formatted X509 concatenated certificate string (standard base64
+              # encoding).  Format used for returning key, which includes public key
+              # as well as certificate chain (not private key).
+          "expiration": "A String", # When the certificate expires (in milliseconds since epoch).
           "encryptedKeyPassword": "A String", # Encrypted key password, when key is encrypted.
           "id": "A String", # The immutable ID for the SmimeInfo.
           "isDefault": True or False, # Whether this SmimeInfo is the default one for this user's send-as address.
-          "expiration": "A String", # When the certificate expires (in milliseconds since epoch).
         },
     ],
   }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="setDefault">setDefault(userId, sendAsEmail, id)</code>
+    <code class="details" id="setDefault">setDefault(userId, sendAsEmail, id, x__xgafv=None)</code>
   <pre>Sets the default S/MIME config for the specified send-as alias.
 
 Args:
-  userId: string, The user's email address. The special value me can be used to indicate the authenticated user. (required)
-  sendAsEmail: string, The email address that appears in the "From:" header for mail sent using this alias. (required)
+  userId: string, The user's email address. The special value &lt;code&gt;me&lt;/code&gt;
+can be used to indicate the authenticated user. (required)
+  sendAsEmail: string, The email address that appears in the "From:" header for mail sent using
+this alias. (required)
   id: string, The immutable ID for the SmimeInfo. (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
 </pre>
 </div>