Persist filter bar state.

BUG=335712

Review URL: https://codereview.chromium.org/214523004

git-svn-id: svn://svn.chromium.org/blink/trunk@170283 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/devtools/front_end/ConsoleView.js

@@ -70,6 +70,7 @@ WebInspector.ConsoleView = function(hideContextSelector)
     this._filtersContainer = this._contentsElement.createChild("div", "console-filters-header hidden");
     this._filtersContainer.appendChild(this._filterBar.filtersElement());
     this._filterBar.addEventListener(WebInspector.FilterBar.Events.FiltersToggled, this._onFiltersToggled, this);
+    this._filterBar.setName("consoleView");
     this._filter.addFilters(this._filterBar);
 
     this.messagesElement = document.createElement("div");

third_party/WebKit/Source/devtools/front_end/FilterBar.js

@@ -55,6 +55,15 @@ WebInspector.FilterBar.FilterBarState = {
 };
 
 WebInspector.FilterBar.prototype = {
+    /**
+     * @param {string} name
+     */
+    setName: function(name)
+    {
+        this._stateSetting = WebInspector.settings.createSetting("filterBar-" + name + "-toggled", false);
+        this._setState(this._stateSetting.get());
+    },
+
     /**
      * @return {!WebInspector.StatusBarButton}
      */
@@ -123,7 +132,21 @@ WebInspector.FilterBar.prototype = {
      */
     _handleFilterButtonClick: function(event)
     {
-        this._filtersShown = !this._filtersShown;
+        this._setState(!this._filtersShown);
+    },
+
+    /**
+     * @param {boolean} filtersShown
+     */
+    _setState: function(filtersShown)
+    {
+        if (this._filtersShown === filtersShown)
+            return;
+
+        this._filtersShown = filtersShown;
+        if (this._stateSetting)
+            this._stateSetting.set(filtersShown);
+
         this._updateFilterButton();
         this.dispatchEventToListeners(WebInspector.FilterBar.Events.FiltersToggled, this._filtersShown);
         if (this._filtersShown) {

third_party/WebKit/Source/devtools/front_end/NetworkPanel.js

@@ -1674,6 +1674,7 @@ WebInspector.NetworkPanel = function()
     this._filtersContainer = this.element.createChild("div", "network-filters-header hidden");
     this._filtersContainer.appendChild(this._filterBar.filtersElement());
     this._filterBar.addEventListener(WebInspector.FilterBar.Events.FiltersToggled, this._onFiltersToggled, this);
+    this._filterBar.setName("networkPanel");
 
     this._searchableView = new WebInspector.SearchableView(this);
     this._searchableView.show(this.element);

third_party/WebKit/Source/devtools/front_end/TimelinePanel.js

@@ -337,6 +337,7 @@ WebInspector.TimelinePanel.prototype = {
         this._filtersContainer = this.element.createChild("div", "timeline-filters-header hidden");
         this._filtersContainer.appendChild(this._filterBar.filtersElement());
         this._filterBar.addEventListener(WebInspector.FilterBar.Events.FiltersToggled, this._onFiltersToggled, this);
+        this._filterBar.setName("timelinePanel");
     },
 
     /**