Revert of Add more components_unittests to GN build

BUILD.gn

 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This is the root build file for GN. GN will start processing by loading this
 # file, and recursively load all dependencies until all dependencies are either
 # resolved or known not to exist (which will cause the build to fail). So if
 # you add a new build file, there must be some path of dependencies from this
 # file to your new one or GN won't know about it.
 
@@ skipping 499 matching lines @@
       "//breakpad:crash_inspector",
       "//breakpad:dump_syms",
       "//third_party/apple_sample_code",
       "//third_party/molokocacao",
     ]
 
     # TODO(GYP): Remove these when the targets below work and these
     # are pulled in automatically.
     deps += [
       "//cc/blink",
-      "//components/ui/zoom",
+      "//components/ui/zoom:ui_zoom",
       "//content",
       "//content/test:test_support",
       "//device/battery",
       "//device/bluetooth",
       "//device/nfc",
       "//device/usb",
       "//device/vibration",
       "//media/blink",
       "//pdf",
       "//storage/browser",
@@ skipping 403 matching lines @@
       "//ui/views:views_unittests",  # TooltipControllerTest failures
       "//ui/wm:wm_unittests",  # PASSES 4/21/2015
       "//url:url_unittests",  # PASSES 4/17/2015
 
       # TODO(GYP) nacl_integration
       # TODO(GYP) telemetry_perf_unittests
       # TODO(GYP) telemetry_unittests
     ]
   }
 }