Merge CSSProperties.in and CSSShorthands.in

Source/core/BUILD.gn

Index: Source/core/BUILD.gn
diff --git a/Source/core/BUILD.gn b/Source/core/BUILD.gn
index 3ba8035957a41f0922085dd434f5c17993e44ab1..1abec61be8243706aad55879ce0a2c2eaad7599f 100644
--- a/Source/core/BUILD.gn
+++ b/Source/core/BUILD.gn
@@ -600,7 +600,7 @@ group("make_core_generated") {
 # "CSSPropertyNames" in make_core_generated from GYP.
 process_in_files("make_core_generated_css_property_names") {
   script = "../build/scripts/make_css_property_names.py"
-  in_files = [ 
+  in_files = [
     "css/CSSPropertyNames.in",
     "css/SVGCSSPropertyNames.in",
   ]
@@ -626,11 +626,8 @@ process_in_files("make_core_generated_media_features") {
 }
 
 # "StylePropertyShorthand" in make_core_generated from GYP.
-process_in_files("make_core_generated_style_property_shorthand") {
+css_properties("make_core_generated_style_property_shorthand") {
   script = "../build/scripts/make_style_shorthands.py"
-  in_files = [
-    "css/CSSShorthands.in",
-  ]
   other_inputs = [
     "../build/scripts/templates/StylePropertyShorthand.cpp.tmpl",
     "../build/scripts/templates/StylePropertyShorthand.h.tmpl",
@@ -642,12 +639,8 @@ process_in_files("make_core_generated_style_property_shorthand") {
 }
 
 # "StyleBuilder" in make_core_generated from GYP.
-process_in_files("make_core_generated_style_builder") {
+css_properties("make_core_generated_style_builder") {
   script = "../build/scripts/make_style_builder.py"
-
-  in_files = [
-    "css/CSSProperties.in",
-  ]
   other_inputs = [
     "../build/scripts/templates/StyleBuilder.cpp.tmpl",
     "../build/scripts/templates/StyleBuilderFunctions.cpp.tmpl",