Enable SPDY explicitly.

android_webview/browser/aw_browser_main_parts.cc

Index: android_webview/browser/aw_browser_main_parts.cc
diff --git a/android_webview/browser/aw_browser_main_parts.cc b/android_webview/browser/aw_browser_main_parts.cc
index 5f81da86c4692e4038b1a295b97f6e8a25dc8bb8..da8c3b9c40ac780667f5684e71290882307ee1c2 100644
--- a/android_webview/browser/aw_browser_main_parts.cc
+++ b/android_webview/browser/aw_browser_main_parts.cc
@@ -15,6 +15,7 @@
 #include "content/public/common/result_codes.h"
 #include "net/android/network_change_notifier_factory_android.h"
 #include "net/base/network_change_notifier.h"
+#include "net/http/http_stream_factory.h"
 #include "ui/base/l10n/l10n_util_android.h"
 #include "ui/base/layout.h"
 #include "ui/base/resource/resource_bundle.h"
@@ -59,6 +60,8 @@ int AwBrowserMainParts::PreCreateThreads() {
 
 void AwBrowserMainParts::PreMainMessageLoopRun() {
   browser_context_->PreMainMessageLoopRun();
+  // TODO(sgurun) remove once crbug.com/329681 is fixed.
+  net::HttpStreamFactory::EnableNpnSpdy31();

[boliu, 2013/12/19 00:46:51]

Can this live somewhere in aw_url_request_context_getter.cc? That's where the
rest of network stack init happens.

[sgurun-gerrit only, 2013/12/19 01:54:14]

Done.

 }
 
 bool AwBrowserMainParts::MainMessageLoopRun(int* result_code) {