Try to restore window.opener when opening blocked popups

chrome/browser/ui/browser_navigator.cc

Index: chrome/browser/ui/browser_navigator.cc
diff --git a/chrome/browser/ui/browser_navigator.cc b/chrome/browser/ui/browser_navigator.cc
index 72505692db50fb265dc6bf352d0ffa1524e72157..0b7d3902ac31e127bb519f1b99a59004d02aef4f 100644
--- a/chrome/browser/ui/browser_navigator.cc
+++ b/chrome/browser/ui/browser_navigator.cc
@@ -329,7 +329,9 @@ content::WebContents* CreateTargetContents(const chrome::NavigateParams& params,
   }
 #endif
 
-  content::WebContents* target_contents = WebContents::Create(create_params);
+  WebContents* target_contents = WebContents::Create(
+      create_params, params.should_set_opener ? params.source_contents : NULL);
+
   // New tabs can have WebUI URLs that will make calls back to arbitrary
   // tab helpers, so the entire set of tab helpers needs to be set up
   // immediately.
@@ -393,7 +395,8 @@ NavigateParams::NavigateParams(Browser* a_browser,
       browser(a_browser),
       initiating_profile(NULL),
       host_desktop_type(GetHostDesktop(a_browser)),
-      should_replace_current_entry(false) {
+      should_replace_current_entry(false),
+      should_set_opener(false) {
 }
 
 NavigateParams::NavigateParams(Browser* a_browser,
@@ -412,7 +415,8 @@ NavigateParams::NavigateParams(Browser* a_browser,
       browser(a_browser),
       initiating_profile(NULL),
       host_desktop_type(GetHostDesktop(a_browser)),
-      should_replace_current_entry(false) {
+      should_replace_current_entry(false),
+      should_set_opener(false) {
 }
 
 NavigateParams::NavigateParams(Profile* a_profile,
@@ -433,7 +437,8 @@ NavigateParams::NavigateParams(Profile* a_profile,
       browser(NULL),
       initiating_profile(a_profile),
       host_desktop_type(chrome::GetActiveDesktop()),
-      should_replace_current_entry(false) {
+      should_replace_current_entry(false),
+      should_set_opener(false) {
 }
 
 NavigateParams::~NavigateParams() {}