Clean up dropdown carets

Summary: Adds dropdown carets to buttons more universally that are actually dropdowns.

Test Plan: Differential, Application Search, Diffusion. Mobile and Desktop.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin

Differential Revision: https://secure.phabricator.com/D18292

resources/celerity/map.php

@@ -9,7 +9,7 @@ return array(
   'names' => array(
     'conpherence.pkg.css' => 'e68cf1fa',
     'conpherence.pkg.js' => 'b5b51108',
-    'core.pkg.css' => 'd6046dd9',
+    'core.pkg.css' => 'd9c9cfd0',
     'core.pkg.js' => '5d80e0db',
     'darkconsole.pkg.js' => '1f9a31bc',
     'differential.pkg.css' => '45951e9e',
@@ -127,7 +127,7 @@ return array(
     'rsrc/css/layout/phabricator-source-code-view.css' => 'aea41829',
     'rsrc/css/phui/button/phui-button-bar.css' => 'f1ff5494',
     'rsrc/css/phui/button/phui-button-simple.css' => '8e1baf68',
-    'rsrc/css/phui/button/phui-button.css' => '3a744520',
+    'rsrc/css/phui/button/phui-button.css' => '3ca51caa',
     'rsrc/css/phui/calendar/phui-calendar-day.css' => '572b1893',
     'rsrc/css/phui/calendar/phui-calendar-list.css' => '576be600',
     'rsrc/css/phui/calendar/phui-calendar-month.css' => '21154caf',
@@ -825,7 +825,7 @@ return array(
     'phui-big-info-view-css' => 'd13afcde',
     'phui-box-css' => '745e881d',
     'phui-button-bar-css' => 'f1ff5494',
-    'phui-button-css' => '3a744520',
+    'phui-button-css' => '3ca51caa',
     'phui-button-simple-css' => '8e1baf68',
     'phui-calendar-css' => 'f1ddf11c',
     'phui-calendar-day-css' => '572b1893',