remove appname from useragent of Electron

sedUseragent.patch

From 9e7eeba3c65080c9c50f3f96fd28c5dcbf3d016e Mon Sep 17 00:00:00 2001
From: Miau Lightouch <miaulightouch@gmail.com>
Date: Sat, 7 Oct 2017 15:02:39 +0800
Subject: [PATCH] remove appname from useragent

---
 atom/app/atom_content_client.cc      | 4 +++-
 atom/browser/atom_browser_context.cc | 2 ++
 brightray/common/content_client.cc   | 3 ++-
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/atom/app/atom_content_client.cc b/atom/app/atom_content_client.cc
index 09683211c..ab533859c 100644
--- a/atom/app/atom_content_client.cc
+++ b/atom/app/atom_content_client.cc
@@ -191,7 +191,9 @@ std::string AtomContentClient::GetProduct() const {
 std::string AtomContentClient::GetUserAgent() const {
   return content::BuildUserAgentFromProduct(
       "Chrome/" CHROME_VERSION_STRING " "
-      ATOM_PRODUCT_NAME "/" ATOM_VERSION_STRING);
+      //remove <APP NAME>/%s part
+      //ATOM_PRODUCT_NAME "/" ATOM_VERSION_STRING);
+  );
 }
 
 base::string16 AtomContentClient::GetLocalizedString(int message_id) const {
diff --git a/atom/browser/atom_browser_context.cc b/atom/browser/atom_browser_context.cc
index 76a23cdcd..249cd3463 100644
--- a/atom/browser/atom_browser_context.cc
+++ b/atom/browser/atom_browser_context.cc
@@ -89,6 +89,8 @@ AtomBrowserContext::AtomBrowserContext(const std::string& partition,
         browser->GetVersion().c_str(),
         CHROME_VERSION_STRING);
   }
+  //remove <APP NAME>/%s part
+  user_agent = "Chrome/" CHROME_VERSION_STRING;
   user_agent_ = content::BuildUserAgentFromProduct(user_agent);
 
   // Read options.
diff --git a/brightray/common/content_client.cc b/brightray/common/content_client.cc
index 71668e5d0..c6d95d6f3 100644
--- a/brightray/common/content_client.cc
+++ b/brightray/common/content_client.cc
@@ -21,7 +21,8 @@ std::string GetProductInternal() {
 }
 
 std::string GetBrightrayUserAgent() {
-  return content::BuildUserAgentFromProduct(GetProductInternal());
+  // remove Electron/%s part
+  return content::BuildUserAgentFromProduct("");
 }
 
 ContentClient::ContentClient() {
-- 
2.14.2