DevTools: remember variable tree expansion state while debugging.

BUG=17233

Review URL: http://codereview.chromium.org/155770

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@21074 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 24 insertions, 4 deletions

diff --git a/webkit/glue/devtools/js/debugger_agent.js b/webkit/glue/devtools/js/debugger_agent.js
index 2fed562..9badf9c 100644
--- a/webkit/glue/devtools/js/debugger_agent.js
+++ b/webkit/glue/devtools/js/debugger_agent.js
@@ -1280,6 +1280,30 @@ devtools.CallFrame.getVariablesInScopeAsync = function(callFrame, callback) {
 
 
 /**
+ * 'Static' expanded properties container shared among callframes.
+ */
+devtools.CallFrame.expandedProperties_ = {};
+
+
+/**
+ * Overrides _expandedProperties accessor for auto-expand.
+ */
+devtools.CallFrame.prototype.__defineGetter__('_expandedProperties',
+    function() {
+  return devtools.CallFrame.expandedProperties_;
+});
+
+
+/**
+ * Overrides _expandedProperties accessor for auto-expand.
+ */
+devtools.CallFrame.prototype.__defineSetter__('_expandedProperties',
+    function(newValue) {
+  devtools.CallFrame.expandedProperties_ = newValue;
+});
+
+
+/**
  * JSON based commands sent to v8 debugger.
  * @param {string} command Name of the command to execute.
  * @param {Object} opt_arguments Command-specific arguments map.
diff --git a/webkit/glue/devtools/js/devtools.js b/webkit/glue/devtools/js/devtools.js
index eaf97f4..1099776 100644
--- a/webkit/glue/devtools/js/devtools.js
+++ b/webkit/glue/devtools/js/devtools.js
@@ -613,10 +613,6 @@ WebInspector.ScopeChainSidebarPane.prototype.update = function(callFrame) {
       return;
   }
 
-  if (!callFrame._expandedProperties) {
-    callFrame._expandedProperties = {};
-  }
-
   var scopeChain = callFrame.scopeChain;
   var ScopeType = devtools.DebuggerAgent.ScopeType;
   for (var i = 0; i < scopeChain.length; ++i) {