Polish UI and refactor theme color resources(3/N)

1. Polish UI and layout
2. Refator res to keep minimal color res

Fix: 123402575
Fix: 123401766
Fix: 123377063
Fix: 124829487
Fix: 128321455
Fix: 127803865
Fix: 123402076
Fix: 126925741
Fix: 124829834
Test: visual
Test: atest DocumentsUITests
Change-Id: I73a9c2a825c40d94db3dfe5ce61d0e18ab6cbd31
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 9575ec2..19ca226 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -24,6 +24,7 @@
     <dimen name="root_icon_size">24dp</dimen>
     <dimen name="root_icon_margin">0dp</dimen>
     <dimen name="root_spacer_padding">0dp</dimen>
+    <dimen name="root_action_icon_size">18dp</dimen>
     <dimen name="root_icon_disabled_alpha">?android:attr/disabledAlpha</dimen>
     <dimen name="check_icon_size">30dp</dimen>
     <dimen name="zoom_icon_size">22dp</dimen>
@@ -87,6 +88,7 @@
     <dimen name="search_chip_group_margin">8dp</dimen>
     <dimen name="search_chip_spacing">8dp</dimen>
     <dimen name="search_chip_icon_padding">4dp</dimen>
+    <dimen name="search_chip_radius">16dp</dimen>
 
     <dimen name="dialog_content_padding_top">18dp</dimen>
     <dimen name="dialog_content_padding_bottom">24dp</dimen>