Remove deferred package deserializers

spec/atom-spec.coffee

@@ -9,25 +9,14 @@ describe "the `atom` global", ->
 
   describe "package lifecycle methods", ->
     describe ".loadPackage(name)", ->
-      describe "when the package has deferred deserializers", ->
-        it "requires the package's main module if one of its deferred deserializers is referenced", ->
-          pack = atom.packages.loadPackage('package-with-activation-events')
-          spyOn(pack, 'activateStylesheets').andCallThrough()
-          expect(pack.mainModule).toBeNull()
-          object = atom.deserializers.deserialize({deserializer: 'Foo', data: 5})
-          expect(pack.mainModule).toBeDefined()
-          expect(object.constructor.name).toBe 'Foo'
-          expect(object.data).toBe 5
-          expect(pack.activateStylesheets).toHaveBeenCalled()
+      it "continues if the package has an invalid package.json", ->
+        spyOn(console, 'warn')
+        atom.config.set("core.disabledPackages", [])
+        expect(-> atom.packages.loadPackage("package-with-broken-package-json")).not.toThrow()
 
-        it "continues if the package has an invalid package.json", ->
-          spyOn(console, 'warn')
-          atom.config.set("core.disabledPackages", [])
-          expect(-> atom.packages.loadPackage("package-with-broken-package-json")).not.toThrow()
-
-        it "continues if the package has an invalid keymap", ->
-          atom.config.set("core.disabledPackages", [])
-          expect(-> atom.packages.loadPackage("package-with-broken-keymap")).not.toThrow()
+      it "continues if the package has an invalid keymap", ->
+        atom.config.set("core.disabledPackages", [])
+        expect(-> atom.packages.loadPackage("package-with-broken-keymap")).not.toThrow()
 
     describe ".unloadPackage(name)", ->
       describe "when the package is active", ->

spec/fixtures/packages/package-with-activation-events/package.cson

@@ -1,2 +1 @@
 'activationEvents': ['activation-event']
-'deferredDeserializers': ['Foo']