Do not use standalone @.

The styles guide says not to use standalone `@`.  So this changes the
occurrences I could find (with sed) to `this`.  Occurrences within files
with major outstanding PRs are omitted.

6 files changed, 9 insertions, 9 deletions

diff --git a/content_scripts/mode.coffee b/content_scripts/mode.coffee
index 782328ce..454a6ed9 100644
--- a/content_scripts/mode.coffee
+++ b/content_scripts/mode.coffee
@@ -117,7 +117,7 @@ class Mode
         key = Utils.getIdentity @options.singleton
         @onExit -> delete singletons[key]
         @deactivateSingleton @options.singleton
-        singletons[key] = @
+        singletons[key] = this
 
     # If @options.trackState is truthy, then the mode mainatins the current state in @enabled and @passKeys,
     # and calls @registerStateChange() (if defined) whenever the state changes. The mode also tracks the
@@ -164,7 +164,7 @@ class Mode
           keypress: handler
           keyup: -> handlerStack.stopBubblingAndFalse
 
-    Mode.modes.push @
+    Mode.modes.push this
     @setIndicator()
     @logModes()
     # End of Mode constructor.
@@ -194,7 +194,7 @@ class Mode
         @modeIsExiting = true
         handler args... for handler in @exitHandlers
         handlerStack.remove handlerId for handlerId in @handlers
-      Mode.modes = Mode.modes.filter (mode) => mode != @
+      Mode.modes = Mode.modes.filter (mode) => mode != this
       @modeIsActive = false
       @setIndicator()
 
diff --git a/content_scripts/mode_insert.coffee b/content_scripts/mode_insert.coffee
index 9037b05a..f86038d6 100644
--- a/content_scripts/mode_insert.coffee
+++ b/content_scripts/mode_insert.coffee
@@ -77,7 +77,7 @@ class InsertMode extends Mode
                   shadowRoot.removeEventListener type, listener, true
 
     # Only for tests.  This gives us a hook to test the status of the permanently-installed instance.
-    InsertMode.permanentInstance = @ if @permanent
+    InsertMode.permanentInstance = this if @permanent
 
   isActive: (event) ->
     return false if event == InsertMode.suppressedEvent
diff --git a/content_scripts/mode_visual_edit.coffee b/content_scripts/mode_visual_edit.coffee
index ae8897ca..cca305f8 100644
--- a/content_scripts/mode_visual_edit.coffee
+++ b/content_scripts/mode_visual_edit.coffee
@@ -274,7 +274,7 @@ class Movement extends CountPrefix
   handleMovementKeyChar: (keyChar, count = 1) ->
     switch typeof @movements[keyChar]
       when "string" then @runMovement @movements[keyChar] for [0...count]
-      when "function" then @movements[keyChar].call @, count
+      when "function" then @movements[keyChar].call this, count
     @scrollIntoView()
 
   constructor: (options) ->
@@ -307,7 +307,7 @@ class Movement extends CountPrefix
               return @continueBubbling if command == "0" and 0 < @countPrefix.length
 
               if @commands[command]
-                @commands[command].call @, @getCountPrefix()
+                @commands[command].call this, @getCountPrefix()
                 @scrollIntoView()
                 return @suppressEvent
 
diff --git a/lib/handler_stack.coffee b/lib/handler_stack.coffee
index c07d028b..bb0f19a6 100644
--- a/lib/handler_stack.coffee
+++ b/lib/handler_stack.coffee
@@ -45,7 +45,7 @@ class HandlerStack
       # A handler may have been removed (handler.id == null), so check.
       if handler?.id and handler[type]
         @currentId = handler.id
-        result = handler[type].call @, event
+        result = handler[type].call this, event
         @logResult eventNumber, type, event, handler, result if @debug
         if not result
           DomUtils.suppressEvent event if @isChromeEvent event
diff --git a/pages/options.coffee b/pages/options.coffee
index 51400740..a82c3807 100644
--- a/pages/options.coffee
+++ b/pages/options.coffee
@@ -21,7 +21,7 @@ class Option
     @element = $(@field)
     @element.addEventListener "change", @onUpdated
     @fetch()
-    Option.all.push @
+    Option.all.push this
 
   # Fetch a setting from localStorage, remember the @previous value and populate the DOM element.
   # Return the fetched value.
diff --git a/tests/unit_tests/handler_stack_test.coffee b/tests/unit_tests/handler_stack_test.coffee
index 0ed85e63..629fc3ed 100644
--- a/tests/unit_tests/handler_stack_test.coffee
+++ b/tests/unit_tests/handler_stack_test.coffee
@@ -63,7 +63,7 @@ context "handlerStack",
     assert.isFalse @handler1Called
 
   should "handle self-removing handlers correctly", ->
-    ctx = @
+    ctx = this
     @handlerStack.push { keydown: => @handler1Called = true }
     @handlerStack.push { keydown: ->
       ctx.handler2Called = true