blinkbuild: Remove lower_camel_case() in name_utilities.py

Use NameStyleUtilities.to_lower_camel_case() instead.
This CL doesn't change generated C++ code.

Bug: 843927
Change-Id: I3badfc7a432dcc400303d3d03e4a687f0c95fec4
Reviewed-on: https://chromium-review.googlesource.com/1073127Reviewed-by: Hitoshi Yoshida <peria@chromium.org>
Commit-Queue: Kent Tamura <tkent@chromium.org>
Cr-Commit-Position: refs/heads/master@{#561812}

third_party/blink/renderer/build/scripts/core/css/css_properties.py

@@ -6,7 +6,6 @@
 import json5_generator
 from name_utilities import (
     upper_camel_case,
-    lower_camel_case,
     enum_value_name,
     enum_for_css_property,
     enum_for_css_property_alias
@@ -170,7 +169,6 @@ class CSSProperties(object):
             updated_alias['enum_value'] = aliased_property['enum_value'] + \
                 self._alias_offset
             updated_alias['upper_camel_name'] = upper_camel_case(alias['name'].original)
-            updated_alias['lower_camel_name'] = lower_camel_case(alias['name'].original)
             self._aliases[i] = updated_alias
 
     def expand_parameters(self, property_):
@@ -182,7 +180,6 @@ class CSSProperties(object):
         name = property_['name'].original
         property_['property_id'] = enum_for_css_property(name)
         property_['upper_camel_name'] = upper_camel_case(name)
-        property_['lower_camel_name'] = lower_camel_case(name)
         property_['is_internal'] = name.startswith('-internal-')
         method_name = property_['name_for_methods']
         if not method_name:

third_party/blink/renderer/build/scripts/core/css/templates/style_property_shorthand.cc.tmpl

@@ -31,18 +31,18 @@
 namespace blink {
 {% for property in properties %}
 
-const StylePropertyShorthand& {{property.lower_camel_name}}Shorthand() {
-  static const CSSProperty* {{property.lower_camel_name}}Properties[] = {
+const StylePropertyShorthand& {{property.name.to_lower_camel_case()}}Shorthand() {
+  static const CSSProperty* {{property.name.to_lower_camel_case()}}Properties[] = {
     {% for longhand_id in property.longhand_property_ids %}
     &Get{{longhand_id}}(),
     {% endfor %}
   };
 
-  static StylePropertyShorthand {{property.lower_camel_name}}Longhands(
+  static StylePropertyShorthand {{property.name.to_lower_camel_case()}}Longhands(
     {{property.property_id}},
-    {{property.lower_camel_name}}Properties,
-    arraysize({{property.lower_camel_name}}Properties));
-  return {{property.lower_camel_name}}Longhands;
+    {{property.name.to_lower_camel_case()}}Properties,
+    arraysize({{property.name.to_lower_camel_case()}}Properties));
+  return {{property.name.to_lower_camel_case()}}Longhands;
 }
 {% endfor %}
 
@@ -68,7 +68,7 @@ const StylePropertyShorthand& shorthandForProperty(CSSPropertyID propertyID) {
   switch (propertyID) {
     {% for property in properties %}
     case {{property.property_id}}:
-      return {{property.lower_camel_name}}Shorthand();
+      return {{property.name.to_lower_camel_case()}}Shorthand();
     {% endfor %}
     default: {
       return emptyShorthand;
@@ -83,7 +83,7 @@ void getMatchingShorthandsForLonghand(
   {% for longhand_id, shorthands in longhands_dictionary.items() %}
     case {{longhand_id}}: {
       {% for shorthand in shorthands %}
-      result->UncheckedAppend({{shorthand.lower_camel_name}}Shorthand());
+      result->UncheckedAppend({{shorthand.name.to_lower_camel_case()}}Shorthand());
       {% endfor %}
       break;
     }

third_party/blink/renderer/build/scripts/core/css/templates/style_property_shorthand.h.tmpl

@@ -57,7 +57,7 @@ class StylePropertyShorthand {
 };
 
 {% for property in properties %}
-const StylePropertyShorthand& {{property.lower_camel_name}}Shorthand();
+const StylePropertyShorthand& {{property.name.to_lower_camel_case()}}Shorthand();
 {% endfor %}
 
 const StylePropertyShorthand& animationShorthandForParsing();

third_party/blink/renderer/build/scripts/name_utilities.py

@@ -32,13 +32,6 @@ import re
 from blinkbuild.name_style_converter import tokenize_name
 
 
-def lower_first_letter(name):
-    """Return name with first letter lowercased."""
-    if not name:
-        return ''
-    return name[0].lower() + name[1:]
-
-
 def upper_first_letter(name):
     """Return name with first letter uppercased."""
     if not name:
@@ -115,11 +108,6 @@ def upper_camel_case(words):
     return ''.join(upper_first_letter(word) for word in words)
 
 
-@naming_style
-def lower_camel_case(words):
-    return lower_first_letter(upper_camel_case(words))
-
-
 @naming_style
 def snake_case(words):
     return '_'.join(word.lower() for word in words)