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			50 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			50 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
diff --git public/common/common_param_traits_macros.h public/common/common_param_traits_macros.h
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index 5627e6f..b3ed37a 100644
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--- public/common/common_param_traits_macros.h
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+++ public/common/common_param_traits_macros.h
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@@ -213,6 +213,7 @@ IPC_STRUCT_TRAITS_BEGIN(content::WebPreferences)
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   IPC_STRUCT_TRAITS_MEMBER(main_frame_resizes_are_orientation_changes)
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   IPC_STRUCT_TRAITS_MEMBER(initialize_at_minimum_page_scale)
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   IPC_STRUCT_TRAITS_MEMBER(smart_insert_delete_enabled)
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+  IPC_STRUCT_TRAITS_MEMBER(base_background_color)
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   IPC_STRUCT_TRAITS_MEMBER(cookie_enabled)
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   IPC_STRUCT_TRAITS_MEMBER(navigate_on_drag_drop)
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   IPC_STRUCT_TRAITS_MEMBER(spatial_navigation_enabled)
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diff --git public/common/web_preferences.cc public/common/web_preferences.cc
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index b856339..e71b819 100644
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--- public/common/web_preferences.cc
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+++ public/common/web_preferences.cc
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@@ -175,6 +175,7 @@ WebPreferences::WebPreferences()
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       pinch_overlay_scrollbar_thickness(0),
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       use_solid_color_scrollbars(false),
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       navigate_on_drag_drop(true),
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+      base_background_color(0xFFFFFFFF),  // Color::white
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       v8_cache_options(V8_CACHE_OPTIONS_DEFAULT),
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       inert_visual_viewport(false),
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       record_whole_document(false),
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diff --git public/common/web_preferences.h public/common/web_preferences.h
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index f9b778b..35f1967 100644
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--- public/common/web_preferences.h
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+++ public/common/web_preferences.h
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@@ -188,6 +188,7 @@ struct CONTENT_EXPORT WebPreferences {
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   int pinch_overlay_scrollbar_thickness;
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   bool use_solid_color_scrollbars;
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   bool navigate_on_drag_drop;
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+  uint32_t base_background_color;
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   V8CacheOptions v8_cache_options;
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   bool inert_visual_viewport;
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   bool record_whole_document;
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diff --git renderer/render_view_impl.cc renderer/render_view_impl.cc
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index c544c288..3ab4478 100644
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--- renderer/render_view_impl.cc
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+++ renderer/render_view_impl.cc
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@@ -1491,6 +1491,8 @@ void RenderViewImpl::ApplyWebPreferencesInternal(
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     blink::WebView* web_view,
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     CompositorDependencies* compositor_deps) {
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   ApplyWebPreferences(prefs, web_view);
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+  if (GetWebFrameWidget())
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+    GetWebFrameWidget()->setBaseBackgroundColor(prefs.base_background_color);
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 }
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 void RenderViewImpl::OnForceRedraw(const ui::LatencyInfo& latency_info) {
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