Move extensions manifest IconsHandler to //extensions

Icon support is a general extension concept. This patch allows app_shell
(and eventually extension_protocol.cc) to use it.

BUG=361373
TEST=browser_tests *Extension*
[email protected] for mechanical header file move across chrome

Review URL: https://codereview.chromium.org/229813002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@262771 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/extensions/convert_web_app_unittest.cc b/chrome/browser/extensions/convert_web_app_unittest.cc
index 964fdb4..b8be22f 100644
--- a/chrome/browser/extensions/convert_web_app_unittest.cc
+++ b/chrome/browser/extensions/convert_web_app_unittest.cc
@@ -17,11 +17,11 @@
 #include "base/version.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/extensions/manifest_handlers/app_launch_info.h"
-#include "chrome/common/extensions/manifest_handlers/icons_handler.h"
 #include "chrome/common/web_application_info.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_icon_set.h"
 #include "extensions/common/extension_resource.h"
+#include "extensions/common/manifest_handlers/icons_handler.h"
 #include "extensions/common/permissions/permission_set.h"
 #include "extensions/common/url_pattern.h"
 #include "testing/gtest/include/gtest/gtest.h"