Revert of Use data_deps rather then deps for mojo_bindings. (patchset #1 id:1 of https://codereview.chromium.org/876783003/)

Reason for revert:
https://code.google.com/p/chromium/issues/detail?id=452847

Original issue's description:
> Use data_deps rather then deps for mojo_bindings.
>
> Using deps caused pulling a bit of mojo code to chrome.exe. That
> caused weird unresolved externatls problems during Windows GN build.
>
> Committed: https://crrev.com/f7b4f01989be22df44d9b5475143ef98b653b1ac
> Cr-Commit-Position: refs/heads/master@{#313126}

TBR=brettw@chromium.org,dpranke@chromium.org,vchigrin@yandex-team.ru
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/880573005

Cr-Original-Commit-Position: refs/heads/master@{#313492}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 49911f06fc1d061a4b7e61e1811fe303b5ef0cd2

secondary/tools/grit/grit_rule.gni

@@ -54,7 +54,6 @@
 #       If set, output_dir is not added to include_dirs.
 #
 #   deps  (optional)
-#   data_deps  (optional)
 #   visibility  (optional)
 #       Normal meaning.
 #
@@ -414,9 +413,6 @@ template("grit") {
     if (defined(invoker.deps)) {
       deps += invoker.deps
     }
-    if (defined(invoker.data_deps)) {
-      data_deps = invoker.data_deps
-    }
   }
 
   # This is the thing that people actually link with, it must be named the