[DevTools] Remove network headers filter experiment.

third_party/WebKit/Source/devtools/front_end/main/Main.js

Index: third_party/WebKit/Source/devtools/front_end/main/Main.js
diff --git a/third_party/WebKit/Source/devtools/front_end/main/Main.js b/third_party/WebKit/Source/devtools/front_end/main/Main.js
index 7261054cf646ccd63587810e2a3f17817cc643a0..6d6e53ec79551309399fce869be91e624761deb6 100644
--- a/third_party/WebKit/Source/devtools/front_end/main/Main.js
+++ b/third_party/WebKit/Source/devtools/front_end/main/Main.js
@@ -113,7 +113,6 @@ WebInspector.Main.prototype = {
         Runtime.experiments.register("inspectTooltip", "Dark inspect element tooltip");
         Runtime.experiments.register("liveSASS", "Live SASS", true);
         Runtime.experiments.register("multipleTimelineViews", "Multiple main views on Timeline", true);
-        Runtime.experiments.register("networkRequestHeadersFilterInDetailsView", "Network request headers filter in details view", true);
         Runtime.experiments.register("networkRequestsOnTimeline", "Network requests on Timeline", true);
         Runtime.experiments.register("privateScriptInspection", "Private script inspection");
         Runtime.experiments.register("reducedIndentation", "Reduced indentation in Elements DOM tree");