Net: Standardize HttpByteRange printing

net/http/http_util.cc

Index: net/http/http_util.cc
diff --git a/net/http/http_util.cc b/net/http/http_util.cc
index 77f498133bc606cf2d64e9020c25c4ac8b8e480d..0372f2147a56a5c6c08c822f57dad42f28d150f0 100644
--- a/net/http/http_util.cc
+++ b/net/http/http_util.cc
@@ -289,6 +289,27 @@ bool HttpUtil::ParseRangeHeader(const std::string& ranges_specifier,
 }
 
 // static
+std::string HttpUtil::PrintRanges(const std::vector<HttpByteRange>& ranges) {
+  DCHECK(!ranges.empty());
+
+  std::vector<std::string> printed_ranges;
+  printed_ranges.reserve(ranges.size());
+
+  for (std::vector<HttpByteRange>::const_iterator it = ranges.begin();
+       it != ranges.end();
+       ++it) {
+    printed_ranges.push_back(it->PrintInterval());
+  }
+
+  return "bytes=" + JoinString(printed_ranges, ',');
+}
+
+// static
+std::string HttpUtil::PrintRange(const HttpByteRange& range) {
+  return "bytes=" + range.PrintInterval();
+}
+
+// static
 bool HttpUtil::HasHeader(const std::string& headers, const char* name) {
   size_t name_len = strlen(name);
   string::const_iterator it =