Docserver: Modify DocumentRenderer to generate absolute links

chrome/common/extensions/docs/server2/preview.py

Index: chrome/common/extensions/docs/server2/preview.py
diff --git a/chrome/common/extensions/docs/server2/preview.py b/chrome/common/extensions/docs/server2/preview.py
index 5161b2c022d64fae844488c443de6614659176e8..a1b950df3e1b19974fd8715c89f5f83731cba50f 100755
--- a/chrome/common/extensions/docs/server2/preview.py
+++ b/chrome/common/extensions/docs/server2/preview.py
@@ -53,7 +53,10 @@ class _RequestHandler(BaseHTTPRequestHandler):
       '/favicon.ico': '../../server2/chrome-32.ico',
       '/apple-touch-icon-precomposed.png': '../../server2/chrome-128.png'
     }.get(self.path, self.path)
-    response = LocalRenderer.Render(self.path, headers=dict(self.headers))
+    response = LocalRenderer.Render(
+        self.path,
+        host='localhost:' + str(self.server.server_port),
+        headers=dict(self.headers))
     self.protocol_version = 'HTTP/1.1'
     self.send_response(response.status)
     for k, v in response.headers.iteritems():