chore: regens API reference docs (#889)

diff --git a/docs/dyn/cloudsearch_v1.debug.datasources.items.html b/docs/dyn/cloudsearch_v1.debug.datasources.items.html
index 920f8a2..b9d3d98 100644
--- a/docs/dyn/cloudsearch_v1.debug.datasources.items.html
+++ b/docs/dyn/cloudsearch_v1.debug.datasources.items.html
@@ -80,23 +80,25 @@
 <p class="firstline">Returns the unmappedids Resource.</p>
 
 <p class="toc_element">
-  <code><a href="#checkAccess">checkAccess(name, body, debugOptions_enableDebugging=None, x__xgafv=None)</a></code></p>
+  <code><a href="#checkAccess">checkAccess(name, body=None, debugOptions_enableDebugging=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Checks whether an item is accessible by specified principal.</p>
 <p class="toc_element">
-  <code><a href="#searchByViewUrl">searchByViewUrl(name, body, x__xgafv=None)</a></code></p>
+  <code><a href="#searchByViewUrl">searchByViewUrl(name, body=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Fetches the item whose viewUrl exactly matches that of the URL provided</p>
 <p class="toc_element">
   <code><a href="#searchByViewUrl_next">searchByViewUrl_next(previous_request, previous_response)</a></code></p>
 <p class="firstline">Retrieves the next page of results.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="checkAccess">checkAccess(name, body, debugOptions_enableDebugging=None, x__xgafv=None)</code>
+    <code class="details" id="checkAccess">checkAccess(name, body=None, debugOptions_enableDebugging=None, x__xgafv=None)</code>
   <pre>Checks whether an item is accessible by specified principal.
 
+**Note:** This API requires an admin account to execute.
+
 Args:
   name: string, Item name, format:
 datasources/{source_id}/items/{item_id} (required)
-  body: object, The request body. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # Reference to a user, group, or domain.
@@ -130,14 +132,16 @@
 </div>
 
 <div class="method">
-    <code class="details" id="searchByViewUrl">searchByViewUrl(name, body, x__xgafv=None)</code>
+    <code class="details" id="searchByViewUrl">searchByViewUrl(name, body=None, x__xgafv=None)</code>
   <pre>Fetches the item whose viewUrl exactly matches that of the URL provided
 in the request.
 
+**Note:** This API requires an admin account to execute.
+
 Args:
   name: string, Source name, format:
 datasources/{source_id} (required)
-  body: object, The request body. (required)
+  body: object, The request body.
     The object takes the form of:
 
 {
@@ -191,12 +195,13 @@
         },
         "queue": "A String", # Queue this item belongs to.
             # The maximum length is 100 characters.
+        "itemType": "A String", # Type for this item.
         "name": "A String", # Name of the Item. Format:
             # datasources/{source_id}/items/{item_id}
-            # <br />This is a required field.
+            # &lt;br /&gt;This is a required field.
             # The maximum length is 1536 characters.
         "acl": { # Access control list information for the item. For more information see # Access control list for this item.
-            # https://developers.google.com/cloud-search/docs/guides/index-your-data#acls
+            # [Map ACLs](/cloud-search/docs/guides/acls).
           "aclInheritanceType": "A String", # Sets the type of access rules to apply when an item inherits its ACL from a
               # parent. This should always be set in tandem with the
               # inheritAclFrom
@@ -286,21 +291,20 @@
                 # The maximum length is 2048 characters.
           },
           "contentFormat": "A String",
+          "inlineContent": "A String", # Content that is supplied inlined within the update method.
+              # The maximum length is 102400 bytes (100 KiB).
           "hash": "A String", # Hashing info calculated and provided by the API client for content.
               # Can be used with the items.push method to calculate modified state.
               # The maximum length is 2048 characters.
-          "inlineContent": "A String", # Content that is supplied inlined within the update method.
-              # The maximum length is 102400 bytes (100 KiB).
         },
         "version": "A String", # Required. The indexing system stores the version from the datasource as a
             # byte string and compares the Item version in the index
             # to the version of the queued Item using lexical ordering.
-            # <br /><br />
+            # &lt;br /&gt;&lt;br /&gt;
             # Cloud Search Indexing won't index or delete any queued item with
             # a version value that is less than or equal to the version of the
             # currently indexed item.
             # The maximum length for this field is 1024 bytes.
-        "itemType": "A String", # Type for this item.
         "structuredData": { # Available structured data fields for the item. # The structured data for the item that should conform to a registered
             # object definition in the schema for the data source.
           "object": { # A structured data object consisting of named properties. # The structured data object that should conform to a registered object
@@ -318,17 +322,15 @@
                 "dateValues": { # List of date values.
                   "values": [
                     { # Represents a whole calendar date, for example a date of birth. The time of day and time zone are either specified elsewhere or are not significant. The date is relative to the [Proleptic Gregorian Calendar](https://en.wikipedia.org/wiki/Proleptic_Gregorian_calendar). The date must be a valid calendar date between the year 1 and 9999.
-                      "month": 42, # Month of date. Must be from 1 to 12.
-                      "day": 42, # Day of month. Must be from 1 to 31 and valid for the year and month.
                       "year": 42, # Year of date. Must be from 1 to 9999.
+                      "day": 42, # Day of month. Must be from 1 to 31 and valid for the year and month.
+                      "month": 42, # Month of date. Must be from 1 to 12.
                     },
                   ],
                 },
-                "textValues": { # List of text values.
-                  "values": [ # The maximum allowable length for text values is 2048 characters.
-                    "A String",
-                  ],
-                },
+                "name": "A String", # The name of the property.  This name should correspond to the name of the
+                    # property that was registered for object definition in the schema.
+                    # The maximum allowable length for this property is 256 characters.
                 "enumValues": { # List of enum values.
                   "values": [ # The maximum allowable length for string values is 32 characters.
                     "A String",
@@ -355,9 +357,11 @@
                     "A String",
                   ],
                 },
-                "name": "A String", # The name of the property.  This name should correspond to the name of the
-                    # property that was registered for object definition in the schema.
-                    # The maximum allowable length for this property is 256 characters.
+                "textValues": { # List of text values.
+                  "values": [ # The maximum allowable length for text values is 2048 characters.
+                    "A String",
+                  ],
+                },
               },
             ],
           },
@@ -427,8 +431,10 @@
               # The maximum length is 8192 characters.
             "A String",
           ],
-          "sourceRepositoryUrl": "A String", # Link to the source repository serving the data.  &#83;earch results apply
+          "sourceRepositoryUrl": "A String", # Link to the source repository serving the data.  &amp;#83;earch results apply
               # this link to the title.
+              # Whitespace or special characters may cause Cloud &amp;#83;earch result links to
+              # trigger a redirect notice; to avoid this, encode the URL.
               # The maximum length is 2048 characters.
           "createTime": "A String", # The time when the item was created in the source repository.
           "objectType": "A String", # The type of the item.  This should correspond to the name of an object