ApiDocs: Don't link to code

The docs are generated from the production code, but the links are to the
deprecated opensource repository (github.com/reddit/reddit), so the
links and line references are wrong.

r2/r2/controllers/api_docs.py

@@ -95,20 +95,6 @@ def add_metadata(api_function):
         doc.update(kwargs)
         doc['uses_site'] = uses_site
         doc['section'] = section
-        doc['lineno'] = api_function.func_code.co_firstlineno
-
-        file_path = abspath(api_function.func_code.co_filename)
-
-        root_dir = g.paths['root']
-        if file_path.startswith(root_dir):
-            doc['relfilepath'] = relpath(file_path, root_dir)
-            doc['source_root_url'] = "https://github.com/reddit/reddit/blob/master/r2/r2/"
-        else:
-            for plugin in g.plugins:
-                plugin_root = plugin.path
-                if plugin.source_root_url and file_path.startswith(plugin_root):
-                    doc['relfilepath'] = relpath(file_path, plugin_root)
-                    doc['source_root_url'] = plugin.source_root_url
 
         return api_function
     return add_metadata

r2/r2/public/static/css/reddit.less

@@ -9073,27 +9073,6 @@ form#banned textarea {
     font-weight: bold;
 }
 
-.api-help .introduction:before,
-.api-help .introduction:after {
-    position: absolute;
-    display: block;
-    content: '';
-    border: 15px solid;
-    border-style: solid solid outset; /* mitigates firefox drawing a thicker arrow */
-}
-
-.api-help .introduction:before {
-    border-color: transparent #ccc transparent transparent;
-    left: -31px;
-    top: 58px;
-}
-
-.api-help .introduction:after {
-    border-color: transparent white transparent transparent;
-    left: -28px;
-    top: 58px;
-}
-
 .api-help .contents .overview {
     h3 {
         margin-top: 1.5em;

r2/r2/templates/apihelp.html

@@ -126,7 +126,6 @@ <h2 id="scope_${scope}">
 <div class="contents">
   <div class="section introduction">
     <p>This is automatically-generated documentation for the reddit API.</p>
-    <p>The reddit API and code are&#32;<a href="/code">open source</a>. Found a mistake or interested in helping us improve? Have a gander at&#32;<a href="https://github.com/reddit/reddit/blob/master/r2/r2/controllers/api.py">api.py</a>&#32;and send us a pull request.</p>
     <p><strong>Please take care to respect our&#32;<a href="https://github.com/reddit/reddit/wiki/API">API access rules</a>.</strong></p>
   </div>
 
@@ -229,9 +228,6 @@ <h3 id="response_body_encoding">response body encoding</h3>
           %>
           <div class="endpoint" id="${api_method_id(uri, method)}">
             <div class="links">
-              %if docs.get('lineno') and docs.get('relfilepath'):
-                <a href="${docs["source_root_url"]}${docs['relfilepath']}#L${docs['lineno']}">view code</a>
-              %endif
               <a href="#${api_method_id(uri, method)}">#</a>
             </div>
             <h3>