Break up chrome/common:common: importer

chrome/common/importer/BUILD.gn

Index: chrome/common/importer/BUILD.gn
diff --git a/chrome/common/importer/BUILD.gn b/chrome/common/importer/BUILD.gn
index 905bddcd622791be18efafe41dcf86a52578d92e..507be94785e56e2f33f0245df6318b45252af007 100644
--- a/chrome/common/importer/BUILD.gn
+++ b/chrome/common/importer/BUILD.gn
@@ -15,3 +15,49 @@ mojom("interfaces") {
     "//url/mojo:url_mojom_gurl",
   ]
 }
+
+source_set("importer") {
+  sources = [
+    "edge_importer_utils_win.cc",
+    "edge_importer_utils_win.h",
+    "firefox_importer_utils.cc",
+    "firefox_importer_utils.h",
+    "firefox_importer_utils_linux.cc",
+    "firefox_importer_utils_mac.mm",
+    "firefox_importer_utils_win.cc",
+    "ie_importer_utils_win.cc",
+    "ie_importer_utils_win.h",
+    "imported_bookmark_entry.cc",
+    "imported_bookmark_entry.h",
+    "importer_autofill_form_data_entry.cc",
+    "importer_autofill_form_data_entry.h",
+    "importer_bridge.cc",
+    "importer_bridge.h",
+    "importer_data_types.cc",
+    "importer_data_types.h",
+    "importer_test_registry_overrider_win.cc",
+    "importer_test_registry_overrider_win.h",
+    "importer_type.h",
+    "importer_url_row.cc",
+    "importer_url_row.h",
+    "profile_import_process_param_traits.cc",
+    "profile_import_process_param_traits.h",
+    "profile_import_process_param_traits_macros.h",
+    "pstore_declarations.h",
+    "safari_importer_utils.h",
+    "safari_importer_utils.mm",
+  ]
+  deps = [
+    "//base",
+    "//chrome/app:generated_resources",
+    "//chrome/common:common_param_traits_macros",
+    "//chrome/common:ini_parser",
+    "//components/autofill/content/common:ipc_traits",
+    "//components/autofill/core/common",
+    "//components/favicon_base",
+    "//content/public/common",
+    "//ipc",
+    "//ui/base",
+    "//url",
+  ]
+}