net: Put more functions from escape.h into net namespace.

net/base/escape.cc

Index: net/base/escape.cc
diff --git a/net/base/escape.cc b/net/base/escape.cc
index fcdcbe3409efed3847dc5e028571d72a5bc65dc7..0ab01e467bd7b28f5b4e2d590ae70d6ace5fb2e9 100644
--- a/net/base/escape.cc
+++ b/net/base/escape.cc
@@ -191,10 +191,6 @@ static const Charmap kQueryCharmap(
   0xffffffffL, 0xfc00987dL, 0x78000001L, 0xb8000001L,
   0xffffffffL, 0xffffffffL, 0xffffffffL, 0xffffffffL);
 
-std::string EscapeQueryParamValue(const std::string& text, bool use_plus) {
-  return Escape(text, kQueryCharmap, use_plus);
-}
-
 // non-printable, non-7bit, and (including space)  "#%:<>?[\]^`{|}
 static const Charmap kPathCharmap(
   0xffffffffL, 0xd400002dL, 0x78000000L, 0xb8000001L,
@@ -364,6 +360,10 @@ string16 UnescapeForHTML(const string16& input) {
 
 namespace net {
 
+std::string EscapeQueryParamValue(const std::string& text, bool use_plus) {
+  return Escape(text, kQueryCharmap, use_plus);
+}
+
 // Convert the string to a sequence of bytes and then % escape anything
 // except alphanumerics and !'()*-._~
 string16 EscapeQueryParamValueUTF8(const string16& text, bool use_plus) {