WIP: Move 'Upgrade-Insecure-Requests' to the browser process.

content/child/request_info.cc

Index: content/child/request_info.cc
diff --git a/content/child/request_info.cc b/content/child/request_info.cc
index 2af34cd5dc6bf41e78e108d57ff2eec7f3c2766d..743087145deb313694dc9ab910816734da4ecaee 100644
--- a/content/child/request_info.cc
+++ b/content/child/request_info.cc
@@ -28,7 +28,8 @@ RequestInfo::RequestInfo()
       do_not_prompt_for_login(false),
       report_raw_headers(false),
       extra_data(NULL),
-      loading_web_task_runner(nullptr) {}
+      loading_web_task_runner(nullptr),
+      insecure_request_policy(blink::kLeaveInsecureRequestsAlone) {}
 
 RequestInfo::~RequestInfo() {}