GN: remove hooks again

NOTRY=true

TBR=jcgregorio@google.com

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2168933004

Review-Url: https://codereview.chromium.org/2168933004
diff --git a/DEPS b/DEPS
index b383934..3b05d2e 100644
--- a/DEPS
+++ b/DEPS
@@ -64,33 +64,4 @@
   }
 }
 
-hooks = [{
-    'pattern': '.',
-    'action': ['download_from_google_storage',
-               '--quiet',
-               '--no_resume',
-               '--no_auth',
-               '--bucket', 'chromium-gn',
-               '--platform=linux*',
-               '-s', 'buildtools/linux64/gn.sha1'],
-},{
-    'pattern': '.',
-    'action': ['download_from_google_storage',
-               '--quiet',
-               '--no_resume',
-               '--no_auth',
-               '--bucket', 'chromium-gn',
-               '--platform=darwin',
-               '-s', 'buildtools/mac/gn.sha1'],
-},{
-    'pattern': '.',
-    'action': ['download_from_google_storage',
-               '--quiet',
-               '--no_resume',
-               '--no_auth',
-               '--bucket', 'chromium-gn',
-               '--platform=win32',
-               '-s', 'buildtools/win/gn.exe.sha1'],
-}]
-
 recursedeps = [ "common" ]