Rename SVGPathParser namepsace to svg_path_parser

https://google.github.io/styleguide/cppguide.html#Namespace_Names
> Namespace names are all lower-case.

This CL has no behavior changes.

Bug: 889726
Change-Id: Ifda60c8845e352ca8eec4a282525be09b8ffd64a
Reviewed-on: https://chromium-review.googlesource.com/c/1304116Reviewed-by: Kent Tamura <tkent@chromium.org>
Commit-Queue: Zhuoyu Qian <zhuoyu.qian@samsung.com>
Cr-Commit-Position: refs/heads/master@{#603432}

third_party/blink/renderer/core/animation/path_interpolation_functions.cc

@@ -203,7 +203,7 @@ std::unique_ptr<SVGPathByteStream> PathInterpolationFunctions::AppliedValue(
           *ToInterpolableList(interpolable_value).Get(kPathArgsIndex)),
       ToSVGPathNonInterpolableValue(non_interpolable_value)->PathSegTypes());
   SVGPathByteStreamBuilder builder(*path_byte_stream);
-  SVGPathParser::ParsePath(source, builder);
+  svg_path_parser::ParsePath(source, builder);
   return path_byte_stream;
 }
 

third_party/blink/renderer/core/svg/svg_path_parser.h

@@ -33,7 +33,7 @@ namespace blink {
 
 class SVGPathConsumer;
 
-namespace SVGPathParser {
+namespace svg_path_parser {
 
 template <typename SourceType, typename ConsumerType>
 inline bool ParsePath(SourceType& source, ConsumerType& consumer) {
@@ -47,7 +47,7 @@ inline bool ParsePath(SourceType& source, ConsumerType& consumer) {
   return true;
 }
 
-}  // namespace SVGPathParser
+}  // namespace svg_path_parser
 
 class SVGPathNormalizer {
   STACK_ALLOCATED();

third_party/blink/renderer/core/svg/svg_path_parser_test.cc

@@ -16,7 +16,7 @@ bool ParsePath(const char* input, String& output) {
   String input_string(input);
   SVGPathStringSource source(input_string);
   SVGPathStringBuilder builder;
-  bool had_error = SVGPathParser::ParsePath(source, builder);
+  bool had_error = svg_path_parser::ParsePath(source, builder);
   output = builder.Result();
   // Coerce a null result to empty.
   if (output.IsNull())
@@ -160,7 +160,7 @@ SVGParsingError ParsePathWithError(const char* input) {
   String input_string(input);
   SVGPathStringSource source(input_string);
   SVGPathStringBuilder builder;
-  SVGPathParser::ParsePath(source, builder);
+  svg_path_parser::ParsePath(source, builder);
   return source.ParseError();
 }
 

third_party/blink/renderer/core/svg/svg_path_utilities.cc

@@ -34,7 +34,7 @@ bool BuildPathFromString(const String& d, Path& result) {
 
   SVGPathBuilder builder(result);
   SVGPathStringSource source(d);
-  return SVGPathParser::ParsePath(source, builder);
+  return svg_path_parser::ParsePath(source, builder);
 }
 
 bool BuildPathFromByteStream(const SVGPathByteStream& stream, Path& result) {
@@ -43,7 +43,7 @@ bool BuildPathFromByteStream(const SVGPathByteStream& stream, Path& result) {
 
   SVGPathBuilder builder(result);
   SVGPathByteStreamSource source(stream);
-  return SVGPathParser::ParsePath(source, builder);
+  return svg_path_parser::ParsePath(source, builder);
 }
 
 String BuildStringFromByteStream(const SVGPathByteStream& stream,
@@ -55,9 +55,9 @@ String BuildStringFromByteStream(const SVGPathByteStream& stream,
   SVGPathByteStreamSource source(stream);
   if (format == kTransformToAbsolute) {
     SVGPathAbsolutizer absolutizer(&builder);
-    SVGPathParser::ParsePath(source, absolutizer);
+    svg_path_parser::ParsePath(source, absolutizer);
   } else {
-    SVGPathParser::ParsePath(source, builder);
+    svg_path_parser::ParsePath(source, builder);
   }
   return builder.Result();
 }
@@ -74,7 +74,7 @@ SVGParsingError BuildByteStreamFromString(const String& d,
 
   SVGPathByteStreamBuilder builder(result);
   SVGPathStringSource source(d);
-  SVGPathParser::ParsePath(source, builder);
+  svg_path_parser::ParsePath(source, builder);
   result.ShrinkToFit();
   return source.ParseError();
 }

third_party/blink/tools/blinkpy/presubmit/audit_non_blink_usage.py

@@ -233,6 +233,7 @@ _CONFIG = [
             'root_scroller_util::.+',
             'scheduler::.+',
             'style_change_reason::.+',
+            'svg_path_parser::.+',
             'touch_action_util::.+',
             'vector_math::.+',
             'web_core_test_support::.+',