docs: update generated docs (#981)

diff --git a/docs/dyn/books_v1.bookshelves.html b/docs/dyn/books_v1.bookshelves.html
index 4757190..0e2df00 100644
--- a/docs/dyn/books_v1.bookshelves.html
+++ b/docs/dyn/books_v1.bookshelves.html
@@ -80,45 +80,53 @@
 <p class="firstline">Returns the volumes Resource.</p>
 
 <p class="toc_element">
-  <code><a href="#get">get(userId, shelf, source=None)</a></code></p>
+  <code><a href="#get">get(userId, shelf, source=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Retrieves metadata for a specific bookshelf for the specified user.</p>
 <p class="toc_element">
-  <code><a href="#list">list(userId, source=None)</a></code></p>
+  <code><a href="#list">list(userId, source=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Retrieves a list of public bookshelves for the specified user.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="get">get(userId, shelf, source=None)</code>
+    <code class="details" id="get">get(userId, shelf, source=None, x__xgafv=None)</code>
   <pre>Retrieves metadata for a specific bookshelf for the specified user.
 
 Args:
   userId: string, ID of user for whom to retrieve bookshelves. (required)
   shelf: string, ID of bookshelf to retrieve. (required)
   source: string, String to identify the originator of this request.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
 
 Returns:
   An object of the form:
 
     {
-    &quot;access&quot;: &quot;A String&quot;, # Whether this bookshelf is PUBLIC or PRIVATE.
-    &quot;created&quot;: &quot;A String&quot;, # Created time for this bookshelf (formatted UTC timestamp with millisecond resolution).
-    &quot;description&quot;: &quot;A String&quot;, # Description of this bookshelf.
-    &quot;id&quot;: 42, # Id of this bookshelf, only unique by user.
-    &quot;kind&quot;: &quot;books#bookshelf&quot;, # Resource type for bookshelf metadata.
-    &quot;selfLink&quot;: &quot;A String&quot;, # URL to this resource.
-    &quot;title&quot;: &quot;A String&quot;, # Title of this bookshelf.
     &quot;updated&quot;: &quot;A String&quot;, # Last modified time of this bookshelf (formatted UTC timestamp with millisecond resolution).
+    &quot;selfLink&quot;: &quot;A String&quot;, # URL to this resource.
+    &quot;access&quot;: &quot;A String&quot;, # Whether this bookshelf is PUBLIC or PRIVATE.
+    &quot;title&quot;: &quot;A String&quot;, # Title of this bookshelf.
     &quot;volumeCount&quot;: 42, # Number of volumes in this bookshelf.
+    &quot;created&quot;: &quot;A String&quot;, # Created time for this bookshelf (formatted UTC timestamp with millisecond resolution).
+    &quot;id&quot;: 42, # Id of this bookshelf, only unique by user.
+    &quot;kind&quot;: &quot;A String&quot;, # Resource type for bookshelf metadata.
+    &quot;description&quot;: &quot;A String&quot;, # Description of this bookshelf.
     &quot;volumesLastUpdated&quot;: &quot;A String&quot;, # Last time a volume was added or removed from this bookshelf (formatted UTC timestamp with millisecond resolution).
   }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="list">list(userId, source=None)</code>
+    <code class="details" id="list">list(userId, source=None, x__xgafv=None)</code>
   <pre>Retrieves a list of public bookshelves for the specified user.
 
 Args:
   userId: string, ID of user for whom to retrieve bookshelves. (required)
   source: string, String to identify the originator of this request.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
 
 Returns:
   An object of the form:
@@ -126,19 +134,19 @@
     {
     &quot;items&quot;: [ # A list of bookshelves.
       {
-        &quot;access&quot;: &quot;A String&quot;, # Whether this bookshelf is PUBLIC or PRIVATE.
-        &quot;created&quot;: &quot;A String&quot;, # Created time for this bookshelf (formatted UTC timestamp with millisecond resolution).
-        &quot;description&quot;: &quot;A String&quot;, # Description of this bookshelf.
-        &quot;id&quot;: 42, # Id of this bookshelf, only unique by user.
-        &quot;kind&quot;: &quot;books#bookshelf&quot;, # Resource type for bookshelf metadata.
-        &quot;selfLink&quot;: &quot;A String&quot;, # URL to this resource.
-        &quot;title&quot;: &quot;A String&quot;, # Title of this bookshelf.
         &quot;updated&quot;: &quot;A String&quot;, # Last modified time of this bookshelf (formatted UTC timestamp with millisecond resolution).
+        &quot;selfLink&quot;: &quot;A String&quot;, # URL to this resource.
+        &quot;access&quot;: &quot;A String&quot;, # Whether this bookshelf is PUBLIC or PRIVATE.
+        &quot;title&quot;: &quot;A String&quot;, # Title of this bookshelf.
         &quot;volumeCount&quot;: 42, # Number of volumes in this bookshelf.
+        &quot;created&quot;: &quot;A String&quot;, # Created time for this bookshelf (formatted UTC timestamp with millisecond resolution).
+        &quot;id&quot;: 42, # Id of this bookshelf, only unique by user.
+        &quot;kind&quot;: &quot;A String&quot;, # Resource type for bookshelf metadata.
+        &quot;description&quot;: &quot;A String&quot;, # Description of this bookshelf.
         &quot;volumesLastUpdated&quot;: &quot;A String&quot;, # Last time a volume was added or removed from this bookshelf (formatted UTC timestamp with millisecond resolution).
       },
     ],
-    &quot;kind&quot;: &quot;books#bookshelves&quot;, # Resource type.
+    &quot;kind&quot;: &quot;A String&quot;, # Resource type.
   }</pre>
 </div>