[Devtools] Moved preserve log to a setting

third_party/WebKit/Source/devtools/front_end/network/module.json

Index: third_party/WebKit/Source/devtools/front_end/network/module.json
diff --git a/third_party/WebKit/Source/devtools/front_end/network/module.json b/third_party/WebKit/Source/devtools/front_end/network/module.json
index c9ac8bd7f02586d27d3402d5d61450a9d31ad102..3fdbc0694cda8d65961049406d05ac94b327da03 100644
--- a/third_party/WebKit/Source/devtools/front_end/network/module.json
+++ b/third_party/WebKit/Source/devtools/front_end/network/module.json
@@ -63,6 +63,26 @@
             ]
         },
         {
+            "type": "setting",
+            "category": "Network",
+            "storageType": "session",
+            "title": "Preserve log",
+            "settingName": "network.preserve-log",
+            "settingType": "boolean",
+            "defaultValue": false,
+            "tags": "preserve, clear, reset",
+            "options": [
+                {
+                    "value": true,
+                    "title": "Do not preserve log on page reload / navigation"
+                },
+                {
+                    "value": false,
+                    "title": "Preserve log on page reload / navigation"
+                }
+            ]
+        },
+        {
             "type": "@UI.ActionDelegate",
             "actionId": "network.toggle-recording",
             "iconClass": "largeicon-start-recording",