referrals: Remove offer_page_url

This is no longer available server-side.

components/brave_referrals/browser/brave_referrals_service.cc

@@ -30,13 +30,11 @@
 #include "chrome/browser/first_run/first_run.h"
 #include "chrome/browser/net/system_network_context_manager.h"
 #include "chrome/browser/profiles/profile_manager.h"
-#include "chrome/browser/ui/scoped_tabbed_browser_displayer.h"
 #include "chrome/common/chrome_paths.h"
 #include "components/prefs/pref_registry_simple.h"
 #include "components/prefs/pref_service.h"
 #include "content/public/browser/browser_task_traits.h"
 #include "content/public/browser/browser_thread.h"
-#include "content/public/browser/page_navigator.h"
 #include "content/public/common/referrer.h"
 #include "extensions/common/url_pattern.h"
 #include "net/base/load_flags.h"
@@ -344,24 +342,6 @@ void BraveReferralsService::OnReferralInitLoadComplete(
     g_testing_referral_initialized_callback->Run(download_id->GetString());
   }
 
-  const base::Value* offer_page_url = root.value->FindKey("offer_page_url");
-  if (offer_page_url) {
-    Profile* last_used_profile = ProfileManager::GetLastUsedProfile();
-    GURL gurl(offer_page_url->GetString());
-    content::OpenURLParams open_url_params(
-        gurl, content::Referrer(), WindowOpenDisposition::NEW_FOREGROUND_TAB,
-        ui::PAGE_TRANSITION_AUTO_TOPLEVEL, false);
-    open_url_params.extra_headers = FormatExtraHeaders(headers, gurl);
-#if defined(OS_ANDROID)
-    ServiceTabLauncher::GetInstance()->LaunchTab(
-        last_used_profile, open_url_params,
-        base::BindOnce([](content::WebContents*) {}));
-#else
-    chrome::ScopedTabbedBrowserDisplayer browser_displayer(last_used_profile);
-    browser_displayer.browser()->OpenURL(open_url_params);
-#endif
-  }
-
   task_runner_->PostTask(
       FROM_HERE, base::BindOnce(&DeletePromoCodeFile, GetPromoCodeFileName()));
 }
@@ -683,32 +663,6 @@ void BraveReferralsService::CheckForReferralFinalization() {
       kMaxReferralServerResponseSizeBytes);
 }
 
-std::string BraveReferralsService::FormatExtraHeaders(
-    const base::Value* referral_headers,
-    const GURL& url) {
-  if (!referral_headers)
-    return std::string();
-
-  const base::ListValue* referral_headers_list = nullptr;
-  if (!referral_headers->GetAsList(&referral_headers_list))
-    return std::string();
-
-  const base::DictionaryValue* request_headers_dict = nullptr;
-  if (!BraveReferralsHeaders::GetInstance()->GetMatchingReferralHeaders(
-          *referral_headers_list, &request_headers_dict, url))
-    return std::string();
-
-  std::string extra_headers;
-  for (const auto& it : request_headers_dict->DictItems()) {
-    extra_headers += base::StringPrintf("%s: %s\r\n", it.first.c_str(),
-                                        it.second.GetString().c_str());
-  }
-  if (!extra_headers.empty())
-    extra_headers += "\r\n";
-
-  return extra_headers;
-}
-
 #if defined(OS_ANDROID)
 void BraveReferralsService::InitAndroidReferrer() {
   android_brave_referrer::InitReferrerCallback init_referrer_callback =

components/brave_referrals/browser/brave_referrals_service.h

@@ -97,8 +97,6 @@ class BraveReferralsService : public ProfileManagerObserver {
   std::string BuildReferralInitPayload() const;
   std::string BuildReferralFinalizationCheckPayload() const;
   void CheckForReferralFinalization();
-  std::string FormatExtraHeaders(const base::Value* referral_headers,
-                                 const GURL& url);
 
   // Invoked from RepeatingTimer when finalization checks timer
   // fires.