From 8535fdde4f7dae1a1a5148d25ee0829423e92e7e Mon Sep 17 00:00:00 2001
From: Stephen Blott
Date: Sun, 9 Oct 2016 13:41:12 +0100
Subject: Remove description from registry entry for key-state mapping.

We do not need the registryEntry's decription in the content scripts, so
remove it (saving a marginal amount of memory and time).
---
 background_scripts/commands.coffee | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'background_scripts')

diff --git a/background_scripts/commands.coffee b/background_scripts/commands.coffee
index 674a1e22..7a4526c2 100644
--- a/background_scripts/commands.coffee
+++ b/background_scripts/commands.coffee
@@ -127,8 +127,9 @@ Commands =
         else if index < registryEntry.keySequence.length - 1
           currentMapping = currentMapping[key] ?= {}
         else
-          delete registryEntry.keySequence # We don't need this any more.
-          currentMapping[key] = registryEntry
+          currentMapping[key] = extend {}, registryEntry
+          # We don't need these properties in the content scripts.
+          delete registryEntry[prop] for prop in ["keySequence", "description"]
     chrome.storage.local.set normalModeKeyStateMapping: keyStateMapping
 
   # An ordered listing of all available commands, grouped by type. This is the order they will
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