[Search] Expose toolbar customization attributes

Resolves #4337

GIT_ORIGIN_REV_ID=c3c917f7bfcaab9e3a36424898cd45951ab06f32
PiperOrigin-RevId: 719283825

Author: pubiqq

docs/components/Search.md

@@ -111,12 +111,18 @@ Element                      | Attribute                   | Related method(s)
 
 ## Styles
 
-Element                      | Style
----------------------------- | ----------------------------
-**Search Bar Default style** | `Widget.Material3.SearchBar`
+Element                       | Style
+----------------------------- | ----------------------------
+**Search Bar Default style**  | `Widget.Material3.SearchBar`
+**Search View Toolbar style** | `Widget.Material3.SearchView.Toolbar`
+**Search View Toolbar height**| `@dimen/m3_searchview_height`
 
 Default search bar style theme attribute: `?attr/materialSearchBarStyle`.
 
+Search view toolbar theme attribute: `?attr/materialSearchViewToolbarStyle`.
+Search view toolbar height theme attribute:
+`?attr/materialSearchViewToolbarHeight`.
+
 ### Scrolling Behavior
 
 The `SearchBar` can either be used as a fixed or scroll-away search field.

lib/java/com/google/android/material/search/res-public/values/public.xml

@@ -20,6 +20,8 @@
   <public name="materialSearchBarStyle" type="attr"/>
   <public name="materialSearchViewStyle" type="attr"/>
   <public name="materialSearchViewPrefixStyle" type="attr"/>
+  <public name="materialSearchViewToolbarStyle" type="attr"/>
+  <public name="materialSearchViewToolbarHeight" type="attr"/>
   <public name="defaultMarginsEnabled" type="attr"/>
   <public name="defaultScrollFlagsEnabled" type="attr"/>
   <public name="hideNavigationIcon" type="attr"/>