DevTools: "Jump between editing locations" experiment

Source/devtools/front_end/ScriptsPanelDescriptor.js

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  * 1. Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *
@@ skipping 97 matching lines @@
     ],
 
     EvaluateSelectionInConsole: [
         WebInspector.KeyboardShortcut.makeDescriptor("e", WebInspector.KeyboardShortcut.Modifiers.Shift | WebInspector.KeyboardShortcut.Modifiers.Ctrl)
     ],
 
     GoToMember: [
         WebInspector.KeyboardShortcut.makeDescriptor("o", WebInspector.KeyboardShortcut.Modifiers.CtrlOrMeta | WebInspector.KeyboardShortcut.Modifiers.Shift)
     ],
 
+    JumpToPreviousPosition: [
+        WebInspector.KeyboardShortcut.makeDescriptor(WebInspector.KeyboardShortcut.Keys.Minus, WebInspector.KeyboardShortcut.Modifiers.Alt)
+    ],
+
+    JumpToNextPosition: [
+        WebInspector.KeyboardShortcut.makeDescriptor(WebInspector.KeyboardShortcut.Keys.Plus, WebInspector.KeyboardShortcut.Modifiers.Alt)
+    ],
+
     ToggleBreakpoint: [
         WebInspector.KeyboardShortcut.makeDescriptor("b", WebInspector.KeyboardShortcut.Modifiers.CtrlOrMeta)
     ],
 
     NextCallFrame: [
         WebInspector.KeyboardShortcut.makeDescriptor(WebInspector.KeyboardShortcut.Keys.Period, WebInspector.KeyboardShortcut.Modifiers.Ctrl)
     ],
 
     PrevCallFrame: [
         WebInspector.KeyboardShortcut.makeDescriptor(WebInspector.KeyboardShortcut.Keys.Comma, WebInspector.KeyboardShortcut.Modifiers.Ctrl)
     ],
 
     ToggleComment: [
         WebInspector.KeyboardShortcut.makeDescriptor(WebInspector.KeyboardShortcut.Keys.Slash, WebInspector.KeyboardShortcut.Modifiers.CtrlOrMeta)
 
     ]
 };