Update suggestion chip spec: modify Icon and Label height from 16 to 20 px.

Bug: 976957
Change-Id: Id07f0688c86abdf4ca7e75f33152e4638ff2bd84
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1802300
Commit-Queue: Yulun Wu <yulunwu@chromium.org>
Reviewed-by: Ahmed Fakhry <afakhry@chromium.org>
Reviewed-by: Toni Baržić <tbarzic@chromium.org>
Cr-Commit-Position: refs/heads/master@{#696889}

ash/public/cpp/app_list/app_list_config.cc

@@ -246,6 +246,12 @@ int ItemIconInFolderIconMarginForType(ash::AppListConfigType type) {
   return ItemIconInFolderIconMarginForType(ash::AppListConfigType::kShared);
 }
 
+int SuggestionChipIconDimension() {
+  // This is needed because chrome uses default instance when generating icons
+  // for suggestion chip and needs to be done for all configs including kShared.
+  return app_list_features::IsScalableAppListEnabled() ? 20 : 16;
+}
+
 }  // namespace
 
 AppListConfig::AppListConfig(ash::AppListConfigType type)
@@ -272,7 +278,7 @@ AppListConfig::AppListConfig(ash::AppListConfigType type)
       search_list_icon_dimension_(20),
       search_list_icon_vertical_bar_dimension_(48),
       search_list_badge_icon_dimension_(14),
-      suggestion_chip_icon_dimension_(16),
+      suggestion_chip_icon_dimension_(SuggestionChipIconDimension()),
       app_title_max_line_height_(AppTitleMaxLineHeightForType(type)),
       app_title_font_(AppTitleFontForType(type)),
       peeking_app_list_height_(284),