Fix the size of the roster chat panel and update the JSON format.

chrome/browser/resources/chat_manager/manifest.json

Index: chrome/browser/resources/chat_manager/manifest.json
===================================================================
--- chrome/browser/resources/chat_manager/manifest.json	(revision 57114)
+++ chrome/browser/resources/chat_manager/manifest.json	(working copy)
@@ -1,7 +1,7 @@
 {
   "key": "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDDrlwvcbUtVrbQvI7EPV1BTa63N8YkbBToHzxlMl0IzSBwOV+TUOsHE8vRq0HZWuwMAGeH8WdWVC3HRNdES8lScjlzxb1TsTQJAsF+hLXgcjgCUSSSGCfFzypvuvKsRQTx0d02yfWKJa47o0Ws5wL72NVtc7c51HujwWYg+Mz01wIDAQAB",
   "name": "Google Chat Manager",
-  "version": "1.0.3",
+  "version": "1.0.8",
   "icons": {
     "128": "128.png",
     "24": "24.png",
@@ -34,14 +34,12 @@
     "tabs",
     "*://talkgadget.google.com/*"
   ],
-  "launch": {
-    "local_path": "central_roster_viewer.html",
-    "container": "panel"
-  },
   "app": {
     "launch": {
       "local_path": "central_roster_viewer.html",
-      "container": "panel"
+      "container": "panel",
+      "width": 225,
+      "height": 360
     }
   }
 }