Let omnibox Depend on variations_http_provider instead of variations

Depend on the correct target

BUG=388515

Review URL: https://codereview.chromium.org/514603002

Cr-Commit-Position: refs/heads/master@{#292316}

components/omnibox.gypi

@@ -13,13 +13,13 @@
         '../net/net.gyp:net',
         '../ui/base/ui_base.gyp:ui_base',
         '../url/url.gyp:url_lib',
-        'search',
-        'search_engines',
-        'variations',
         'component_metrics_proto',
         'components_resources.gyp:components_resources',
         'components_strings.gyp:components_strings',
+        'search',
+        'search_engines',
         'url_fixer',
+        'variations_http_provider',
       ],
       'include_dirs': [
         '..',

components/omnibox/BUILD.gn

@@ -42,6 +42,7 @@ static_library("omnibox") {
     "//components/search_engines",
     "//components/strings",
     "//components/url_fixer",
+    "//components/variations",
     "//net",
     "//ui/base",
     "//url",