docs: update generated docs (#981)

diff --git a/docs/dyn/androidpublisher_v3.systemapks.variants.html b/docs/dyn/androidpublisher_v3.systemapks.variants.html
index 3552b5e..f79c6e8 100644
--- a/docs/dyn/androidpublisher_v3.systemapks.variants.html
+++ b/docs/dyn/androidpublisher_v3.systemapks.variants.html
@@ -72,137 +72,173 @@
 
 </style>
 
-<h1><a href="androidpublisher_v3.html">Google Play Developer API</a> . <a href="androidpublisher_v3.systemapks.html">systemapks</a> . <a href="androidpublisher_v3.systemapks.variants.html">variants</a></h1>
+<h1><a href="androidpublisher_v3.html">Google Play Android Developer API</a> . <a href="androidpublisher_v3.systemapks.html">systemapks</a> . <a href="androidpublisher_v3.systemapks.variants.html">variants</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#create">create(packageName, versionCode, body=None)</a></code></p>
-<p class="firstline">Creates a new variant of APK which is suitable for inclusion in a system image.</p>
+  <code><a href="#create">create(packageName, versionCode, body=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Creates an APK which is suitable for inclusion in a system image from an</p>
 <p class="toc_element">
-  <code><a href="#download">download(packageName, versionCode, variantId)</a></code></p>
-<p class="firstline">Download a previously created APK which is suitable for inclusion in a system image.</p>
+  <code><a href="#download">download(packageName, versionCode, variantId, x__xgafv=None)</a></code></p>
+<p class="firstline">Downloads a previously created system APK which is suitable for inclusion</p>
 <p class="toc_element">
-  <code><a href="#download_media">download_media(packageName, versionCode, variantId)</a></code></p>
-<p class="firstline">Download a previously created APK which is suitable for inclusion in a system image.</p>
+  <code><a href="#download_media">download_media(packageName, versionCode, variantId, x__xgafv=None)</a></code></p>
+<p class="firstline">Downloads a previously created system APK which is suitable for inclusion</p>
 <p class="toc_element">
-  <code><a href="#get">get(packageName, versionCode, variantId)</a></code></p>
+  <code><a href="#get">get(packageName, versionCode, variantId, x__xgafv=None)</a></code></p>
 <p class="firstline">Returns a previously created system APK variant.</p>
 <p class="toc_element">
-  <code><a href="#list">list(packageName, versionCode)</a></code></p>
+  <code><a href="#list">list(packageName, versionCode, x__xgafv=None)</a></code></p>
 <p class="firstline">Returns the list of previously created system APK variants.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="create">create(packageName, versionCode, body=None)</code>
-  <pre>Creates a new variant of APK which is suitable for inclusion in a system image.
+    <code class="details" id="create">create(packageName, versionCode, body=None, x__xgafv=None)</code>
+  <pre>Creates an APK which is suitable for inclusion in a system image from an
+already uploaded Android App Bundle.
 
 Args:
-  packageName: string, Unique identifier for the Android app; for example, &quot;com.spiffygame&quot;. (required)
+  packageName: string, Unique identifier of the Android app. (required)
   versionCode: string, The version code of the App Bundle. (required)
   body: object, The request body.
     The object takes the form of:
 
-{
-    &quot;deviceSpec&quot;: {
-      &quot;screenDensity&quot;: 42,
-      &quot;supportedAbis&quot;: [
+{ # APK that is suitable for inclusion in a system image. The resource of
+      # SystemApksService.
+    &quot;variantId&quot;: 42, # Output only. The ID of a previously created system APK variant.
+    &quot;deviceSpec&quot;: { # The device spec used to generate a system APK. # The device spec used to generate the APK.
+      &quot;supportedLocales&quot;: [ # All installed locales represented as BCP-47 strings, e.g. &quot;en-US&quot;.
         &quot;A String&quot;,
       ],
-      &quot;supportedLocales&quot;: [
+      &quot;supportedAbis&quot;: [ # Supported ABI architectures in the order of preference.
+          # The values should be the string as reported by the platform, e.g.
+          # &quot;armeabi-v7a&quot;, &quot;x86_64&quot;.
         &quot;A String&quot;,
       ],
+      &quot;screenDensity&quot;: 42, # Screen dpi.
     },
   }
 
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
 
 Returns:
   An object of the form:
 
-    { # Represents the variant of a generated system APK from an uploaded App Bundle.
-    &quot;deviceSpec&quot;: {
-      &quot;screenDensity&quot;: 42,
-      &quot;supportedAbis&quot;: [
-        &quot;A String&quot;,
-      ],
-      &quot;supportedLocales&quot;: [
-        &quot;A String&quot;,
-      ],
-    },
-    &quot;variantId&quot;: 42,
-  }</pre>
+    { # APK that is suitable for inclusion in a system image. The resource of
+        # SystemApksService.
+      &quot;variantId&quot;: 42, # Output only. The ID of a previously created system APK variant.
+      &quot;deviceSpec&quot;: { # The device spec used to generate a system APK. # The device spec used to generate the APK.
+        &quot;supportedLocales&quot;: [ # All installed locales represented as BCP-47 strings, e.g. &quot;en-US&quot;.
+          &quot;A String&quot;,
+        ],
+        &quot;supportedAbis&quot;: [ # Supported ABI architectures in the order of preference.
+            # The values should be the string as reported by the platform, e.g.
+            # &quot;armeabi-v7a&quot;, &quot;x86_64&quot;.
+          &quot;A String&quot;,
+        ],
+        &quot;screenDensity&quot;: 42, # Screen dpi.
+      },
+    }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="download">download(packageName, versionCode, variantId)</code>
-  <pre>Download a previously created APK which is suitable for inclusion in a system image.
+    <code class="details" id="download">download(packageName, versionCode, variantId, x__xgafv=None)</code>
+  <pre>Downloads a previously created system APK which is suitable for inclusion
+in a system image.
 
 Args:
-  packageName: string, Unique identifier for the Android app; for example, &quot;com.spiffygame&quot;. (required)
+  packageName: string, Unique identifier of the Android app. (required)
   versionCode: string, The version code of the App Bundle. (required)
-  variantId: integer, A parameter (required)
+  variantId: integer, The ID of a previously created system APK variant. (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="download_media">download_media(packageName, versionCode, variantId)</code>
-  <pre>Download a previously created APK which is suitable for inclusion in a system image.
+    <code class="details" id="download_media">download_media(packageName, versionCode, variantId, x__xgafv=None)</code>
+  <pre>Downloads a previously created system APK which is suitable for inclusion
+in a system image.
 
 Args:
-  packageName: string, Unique identifier for the Android app; for example, &quot;com.spiffygame&quot;. (required)
+  packageName: string, Unique identifier of the Android app. (required)
   versionCode: string, The version code of the App Bundle. (required)
-  variantId: integer, A parameter (required)
+  variantId: integer, The ID of a previously created system APK variant. (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(packageName, versionCode, variantId)</code>
+    <code class="details" id="get">get(packageName, versionCode, variantId, x__xgafv=None)</code>
   <pre>Returns a previously created system APK variant.
 
 Args:
-  packageName: string, Unique identifier for the Android app; for example, &quot;com.spiffygame&quot;. (required)
+  packageName: string, Unique identifier of the Android app. (required)
   versionCode: string, The version code of the App Bundle. (required)
-  variantId: integer, Unique identifier for this variant. (required)
+  variantId: integer, The ID of a previously created system APK variant. (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
 
 Returns:
   An object of the form:
 
-    { # Represents the variant of a generated system APK from an uploaded App Bundle.
-    &quot;deviceSpec&quot;: {
-      &quot;screenDensity&quot;: 42,
-      &quot;supportedAbis&quot;: [
-        &quot;A String&quot;,
-      ],
-      &quot;supportedLocales&quot;: [
-        &quot;A String&quot;,
-      ],
-    },
-    &quot;variantId&quot;: 42,
-  }</pre>
+    { # APK that is suitable for inclusion in a system image. The resource of
+        # SystemApksService.
+      &quot;variantId&quot;: 42, # Output only. The ID of a previously created system APK variant.
+      &quot;deviceSpec&quot;: { # The device spec used to generate a system APK. # The device spec used to generate the APK.
+        &quot;supportedLocales&quot;: [ # All installed locales represented as BCP-47 strings, e.g. &quot;en-US&quot;.
+          &quot;A String&quot;,
+        ],
+        &quot;supportedAbis&quot;: [ # Supported ABI architectures in the order of preference.
+            # The values should be the string as reported by the platform, e.g.
+            # &quot;armeabi-v7a&quot;, &quot;x86_64&quot;.
+          &quot;A String&quot;,
+        ],
+        &quot;screenDensity&quot;: 42, # Screen dpi.
+      },
+    }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="list">list(packageName, versionCode)</code>
+    <code class="details" id="list">list(packageName, versionCode, x__xgafv=None)</code>
   <pre>Returns the list of previously created system APK variants.
 
 Args:
-  packageName: string, Unique identifier for the Android app; for example, &quot;com.spiffygame&quot;. (required)
+  packageName: string, Unique identifier of the Android app. (required)
   versionCode: string, The version code of the App Bundle. (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
 
 Returns:
   An object of the form:
 
-    {
-    &quot;variants&quot;: [
-      { # Represents the variant of a generated system APK from an uploaded App Bundle.
-        &quot;deviceSpec&quot;: {
-          &quot;screenDensity&quot;: 42,
-          &quot;supportedAbis&quot;: [
-            &quot;A String&quot;,
-          ],
-          &quot;supportedLocales&quot;: [
-            &quot;A String&quot;,
-          ],
+    { # Response to list previously created system APK variants.
+    &quot;variants&quot;: [ # All system APK variants created.
+      { # APK that is suitable for inclusion in a system image. The resource of
+            # SystemApksService.
+          &quot;variantId&quot;: 42, # Output only. The ID of a previously created system APK variant.
+          &quot;deviceSpec&quot;: { # The device spec used to generate a system APK. # The device spec used to generate the APK.
+            &quot;supportedLocales&quot;: [ # All installed locales represented as BCP-47 strings, e.g. &quot;en-US&quot;.
+              &quot;A String&quot;,
+            ],
+            &quot;supportedAbis&quot;: [ # Supported ABI architectures in the order of preference.
+                # The values should be the string as reported by the platform, e.g.
+                # &quot;armeabi-v7a&quot;, &quot;x86_64&quot;.
+              &quot;A String&quot;,
+            ],
+            &quot;screenDensity&quot;: 42, # Screen dpi.
+          },
         },
-        &quot;variantId&quot;: 42,
-      },
     ],
   }</pre>
 </div>