Rename widget to search widget and use new bundleid to always build.

ios/chrome/app/BUILD.gn

 # Copyright 2015 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.
 
 import("//build/config/ios/rules.gni")
 import("//build/config/mac/base_rules.gni")
 import("//build/mac/tweak_info_plist.gni")
 import("//ios/build/chrome_build.gni")
 import("//ios/public/provider/chrome/browser/build_config.gni")
 
@@ skipping 256 matching lines @@
     ":main",
     ":tests_fake_hook",
   ]
 
   bundle_deps = [ "//ios/chrome/app/resources" ]
 
   if (current_toolchain == default_toolchain) {
     if (ios_enable_today_extension) {
       deps += [ ":today_extension_bundle" ]
     }
-    if (ios_enable_widget_extension) {
-      deps += [ ":widget_extension_bundle" ]
+    if (ios_enable_search_widget_extension) {
+      deps += [ ":search_widget_extension_bundle" ]
     }
     if (ios_enable_share_extension) {
       deps += [ ":share_extension_bundle" ]
     }
   }
 
   extra_substitutions = [
     "CHROMIUM_BUNDLE_ID=$chromium_bundle_id",
     "CHROMIUM_HANDOFF_ID=$chromium_handoff_id",
     "CHROMIUM_SHORT_NAME=$chromium_short_name",
@@ skipping 18 matching lines @@
       ]
       sources = [
         "$root_out_dir/today_extension.appex",
       ]
       outputs = [
         "{{bundle_plugins_dir}}/{{source_file_part}}",
       ]
     }
   }
 
-  if (ios_enable_widget_extension) {
-    bundle_data("widget_extension_bundle") {
+  if (ios_enable_search_widget_extension) {
+    bundle_data("search_widget_extension_bundle") {
       public_deps = [
-        "//ios/chrome/widget_extension",
+        "//ios/chrome/search_widget_extension",
       ]
       sources = [
-        "$root_out_dir/widget_extension.appex",
+        "$root_out_dir/search_widget_extension.appex",
       ]
-
-      # The output is renamed today_extension.appex so that signing in canary
-      # works and clobbering is not necessary when switching between this
-      # extension and the today extension.
-      # TODO(crbug.com/682230) : Rename this when widget gets its own

[marq (ping after 24h), 2017/04/13 12:09:23]

Should this bug also be on the BUG line?

[lody, 2017/04/13 15:36:34]

Done.

-      # mobileprovision.
       outputs = [
-        "{{bundle_plugins_dir}}/today_extension.appex",
+        "{{bundle_plugins_dir}}/{{source_file_part}}",
       ]
     }
   }
 
   if (ios_enable_share_extension) {
     bundle_data("share_extension_bundle") {
       public_deps = [
         "//ios/chrome/share_extension",
       ]
       sources = [
         "$root_out_dir/share_extension.appex",
       ]
       outputs = [
         "{{bundle_plugins_dir}}/{{source_file_part}}",
       ]
     }
   }
 }