Make all quota-exceeding messages in the storage API explain what the failure

chrome/common/extensions/api/bookmarks.json

Index: chrome/common/extensions/api/bookmarks.json
diff --git a/chrome/common/extensions/api/bookmarks.json b/chrome/common/extensions/api/bookmarks.json
index 4b351c620a4cd7e8b7e871dfac13a65c51add79e..bad4bd39eed4ad92506fcdc591b0a9f8bd8dfe78 100644
--- a/chrome/common/extensions/api/bookmarks.json
+++ b/chrome/common/extensions/api/bookmarks.json
@@ -9,6 +9,16 @@
     "channel": "stable",
     "dependencies": ["permission:bookmarks"],
     "contexts": ["blessed_extension"],
+    "properties": {
+      "MAX_WRITE_OPERATIONS_PER_HOUR": {
+        "value": 100,
+        "description": "The maximum number of <code>move</code>, <code>update</code>, <code>create</code>, or <code>remove</code> operations that can be performed each hour. Updates that would cause this limit to be exceeded fail."
+      },
+      "MAX_SUSTAINED_WRITE_OPERATIONS_PER_MINUTE": {
+        "value": 2,
+        "description": "The maximum number of <code>move</code>, <code>update</code>, <code>create</code>, or <code>remove</code> operations that can be performed each minute, sustained over 10 minutes. Updates that would cause this limit to be exceeded fail."
+      }
+    },
     "types": [
       {
         "id": "BookmarkTreeNode",