Revert of Omnibox: Combine Two Input Type Enums into One

components/metrics/proto/omnibox_input_type.proto

Index: components/metrics/proto/omnibox_input_type.proto
diff --git a/components/metrics/proto/omnibox_input_type.proto b/components/metrics/proto/omnibox_input_type.proto
deleted file mode 100644
index 6a9b08ec90abade7b6da9ec764dbd146b3f356bc..0000000000000000000000000000000000000000
--- a/components/metrics/proto/omnibox_input_type.proto
+++ /dev/null
@@ -1,37 +0,0 @@
-// Copyright 2014 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.
-//
-// Stores information about an omnibox interaction.
-
-syntax = "proto2";
-
-option optimize_for = LITE_RUNTIME;
-
-package metrics.OmniboxInputType;
-
-// What kind of input the user provided.
-// Note that the type below may be misleading.  For example, "http:/" alone
-// cannot be opened as a URL, so it is marked as a QUERY; yet the user
-// probably intends to type more and have it eventually become a URL, so we
-// need to make sure we still run it through inline autocomplete.
-enum Type {
-  // Empty input (should not reach here)
-  INVALID = 0;
-
-  // Valid input whose type cannot be determined
-  UNKNOWN = 1;
-
-  // DEPRECATED. Input autodetected as UNKNOWN, which the user wants to treat
-  // as an URL by specifying a desired_tld.
-  DEPRECATED_REQUESTED_URL = 2;
-
-  // Input autodetected as a URL
-  URL = 3;
-
-  // Input autodetected as a query
-  QUERY = 4;
-
-  // Input forced to be a query by an initial '?'
-  FORCED_QUERY = 5;
-}