Refactor NetLog::LogLevel --> NetLogCaptureMode.

net/http/http_response_headers.cc

Index: net/http/http_response_headers.cc
diff --git a/net/http/http_response_headers.cc b/net/http/http_response_headers.cc
index 3aef42a6b17a724925dbb23a71a341d7e903826e..69a0aa854440630fffd7572b9fc23250718c6047 100644
--- a/net/http/http_response_headers.cc
+++ b/net/http/http_response_headers.cc
@@ -1392,7 +1392,7 @@ bool HttpResponseHeaders::GetContentRange(int64* first_byte_position,
 }
 
 base::Value* HttpResponseHeaders::NetLogCallback(
-    NetLog::LogLevel log_level) const {
+    NetLogCaptureMode capture_mode) const {
   base::DictionaryValue* dict = new base::DictionaryValue();
   base::ListValue* headers = new base::ListValue();
   headers->Append(new base::StringValue(GetStatusLine()));
@@ -1400,7 +1400,8 @@ base::Value* HttpResponseHeaders::NetLogCallback(
   std::string name;
   std::string value;
   while (EnumerateHeaderLines(&iterator, &name, &value)) {
-    std::string log_value = ElideHeaderValueForNetLog(log_level, name, value);
+    std::string log_value =
+        ElideHeaderValueForNetLog(capture_mode, name, value);
     std::string escaped_name = EscapeNonASCII(name);
     std::string escaped_value = EscapeNonASCII(log_value);
     headers->Append(