Add build and patch to Chrome-Proxy header

chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc

Index: chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc
diff --git a/chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc b/chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc
index 26be2de2cd7dc939dba07a2f3d4b57d189009c0c..36a88113032f8ab29099812711d336b39a118dd1 100644
--- a/chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc
+++ b/chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc
@@ -56,11 +56,17 @@ void DataReductionProxyChromeSettings::RegisterSyntheticFieldTrial(
 // static
 std::string DataReductionProxyChromeSettings::GetBuildAndPatchNumber() {
   chrome::VersionInfo version_info;
+  return GetBuildAndPatchNumberFromString(version_info.Version());
+}
+
+// static
+std::string DataReductionProxyChromeSettings::GetBuildAndPatchNumberFromString(
+    std::string version) {
   std::vector<std::string> version_parts;
-  base::SplitString(version_info.Version(), '.', &version_parts);
+  base::SplitString(version, '.', &version_parts);
   if (version_parts.size() != 4)
     return "";

[bengr, 2014/09/02 22:57:53]

return std::string();

[megjablon, 2014/09/02 23:11:28]

Done.

-  return version_parts[2] + version_parts[3];
+  return version_parts[2] + '.' + version_parts[3];
 }
 
 // static