Refactor ViewsDelegate and MD-ify the icon-to-text spacing for checkbox and radiobutton

chrome/browser/ui/views/extensions/media_galleries_dialog_views_unittest.cc

Index: chrome/browser/ui/views/extensions/media_galleries_dialog_views_unittest.cc
diff --git a/chrome/browser/ui/views/extensions/media_galleries_dialog_views_unittest.cc b/chrome/browser/ui/views/extensions/media_galleries_dialog_views_unittest.cc
index d14182f96a2b9f22cd2e45fe30b5bca1f9f205f0..db91c5eab9b526e822d39ab4e834a63d41bfc997 100644
--- a/chrome/browser/ui/views/extensions/media_galleries_dialog_views_unittest.cc
+++ b/chrome/browser/ui/views/extensions/media_galleries_dialog_views_unittest.cc
@@ -3,8 +3,10 @@
 // found in the LICENSE file.
 
 #include <stdint.h>
+#include <memory>
 
 #include "base/macros.h"
+#include "base/memory/ptr_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/media_galleries/media_galleries_dialog_controller_mock.h"
@@ -13,6 +15,7 @@
 #include "components/storage_monitor/storage_info.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/views/controls/button/checkbox.h"
+#include "ui/views/test/test_views_delegate.h"
 
 using ::testing::_;
 using ::testing::AnyNumber;
@@ -41,6 +44,7 @@ class MediaGalleriesDialogTest : public testing::Test {
   ~MediaGalleriesDialogTest() override {}
   void SetUp() override {
     std::vector<base::string16> headers;
+    views_delegate_ = base::MakeUnique<views::TestViewsDelegate>();
     headers.push_back(base::string16());
     headers.push_back(base::ASCIIToUTF16("header2"));
     ON_CALL(controller_, GetSectionHeaders()).
@@ -60,6 +64,7 @@ class MediaGalleriesDialogTest : public testing::Test {
  private:
   // TODO(gbillock): Get rid of this mock; make something specialized.
   NiceMock<MediaGalleriesDialogControllerMock> controller_;
+  std::unique_ptr<views::TestViewsDelegate> views_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaGalleriesDialogTest);
 };