Componentize HistoryQuickProvider and its supporting cast

components/omnibox/BUILD.gn

Index: components/omnibox/BUILD.gn
diff --git a/components/omnibox/BUILD.gn b/components/omnibox/BUILD.gn
index f2d5de3aae3a120fcef100e90f8a0d698de1e8c3..c119dea84d72cad3aa0276b22f16cba0233fa049 100644
--- a/components/omnibox/BUILD.gn
+++ b/components/omnibox/BUILD.gn
@@ -2,6 +2,8 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
+import("//third_party/protobuf/proto_library.gni")
+
 static_library("omnibox") {
   sources = [
     "answers_cache.cc",
@@ -23,8 +25,12 @@ static_library("omnibox") {
     "bookmark_provider.h",
     "history_provider.cc",
     "history_provider.h",
+    "history_quick_provider.cc",
+    "history_quick_provider.h",
     "history_url_provider.cc",
     "history_url_provider.h",
+    "in_memory_url_index.cc",
+    "in_memory_url_index.h",
     "in_memory_url_index_types.cc",
     "in_memory_url_index_types.h",
     "keyword_extensions_delegate.cc",
@@ -47,6 +53,8 @@ static_library("omnibox") {
     "shortcuts_database.h",
     "suggestion_answer.cc",
     "suggestion_answer.h",
+    "url_index_private_data.cc",
+    "url_index_private_data.h",
     "url_prefix.cc",
     "url_prefix.h",
   ]
@@ -55,10 +63,12 @@ static_library("omnibox") {
     "//components/metrics/proto",
   ]
   deps = [
+    ":in_memory_url_index_cache_proto",
     "//base",
     "//base:i18n",
     "//components/bookmarks/browser",
     "//components/history/core/browser",
+    "//components/keyed_service/core",
     "//components/query_parser",
     "//components/resources",
     "//components/search",
@@ -69,11 +79,18 @@ static_library("omnibox") {
     "//components/variations/net",
     "//net",
     "//sql",
+    "//third_party/protobuf:protobuf_lite",
     "//ui/base",
     "//url",
   ]
 }
 
+proto_library("in_memory_url_index_cache_proto") {
+  sources = [
+    "in_memory_url_index_cache.proto",
+  ]
+}
+
 static_library("test_support") {
   sources = [
     "test_scheme_classifier.cc",