Communicate ExtensionSettings policy to renderers

chrome/browser/extensions/permissions_updater.cc

Index: chrome/browser/extensions/permissions_updater.cc
diff --git a/chrome/browser/extensions/permissions_updater.cc b/chrome/browser/extensions/permissions_updater.cc
index 26730a999aaa4510a01500c6c3bab92db4b18f12..3dd213b62f4fd1880b91be340b0846d0e27c804a 100644
--- a/chrome/browser/extensions/permissions_updater.cc
+++ b/chrome/browser/extensions/permissions_updater.cc
@@ -136,6 +136,24 @@ void PermissionsUpdater::RemovePermissions(const Extension* extension,
   NotifyPermissionsUpdated(REMOVED, extension, to_remove);
 }
 
+
+void PermissionsUpdater::SetRuntimeBlockedAllowedHosts(
+    const Extension* extension,
+    const URLPatternSet& runtime_blocked_hosts,
+    const URLPatternSet& runtime_allowed_hosts) {
+
+  // Keep track of runtime blocked and hosts for this extension in the browser
+  // process. We'll pull from here to populate when a new renderer is created.
+  extension->permissions_data()->SetRuntimeBlockedAllowedHosts(
+      std::move(runtime_blocked_hosts),
+      std::move(runtime_allowed_hosts));
+
+
+  // Send notification to the currently running renderers of the runtime block
+  // hosts settings.
+  NotifyPolicyUpdated(extension, runtime_blocked_hosts, runtime_allowed_hosts);
+}
+
 void PermissionsUpdater::RemovePermissionsUnsafe(
     const Extension* extension,
     const PermissionSet& to_remove) {
@@ -292,4 +310,32 @@ void PermissionsUpdater::NotifyPermissionsUpdated(
   DispatchEvent(extension->id(), histogram_value, event_name, changed);
 }
 
+
+
+// Notify the renderers that extension policy (runtime_blocked_hosts) is updated
+// and provide new set of hosts.
+void PermissionsUpdater::NotifyPolicyUpdated(
+    const Extension* extension,
+    const URLPatternSet& runtime_blocked_hosts,
+    const URLPatternSet& runtime_allowed_hosts) {
+  DCHECK((init_flag_ & INIT_FLAG_TRANSIENT) == 0);
+
+  Profile* profile = Profile::FromBrowserContext(browser_context_);
+
+  ExtensionMsg_UpdatePolicy_Params params;
+  params.extension_id = extension->id();
+  params.runtime_blocked_hosts = runtime_blocked_hosts;
+  params.runtime_allowed_hosts = runtime_allowed_hosts;
+
+  // Send the new policy to the renderers.
+  for (RenderProcessHost::iterator i(RenderProcessHost::AllHostsIterator());
+       !i.IsAtEnd(); i.Advance()) {
+    RenderProcessHost* host = i.GetCurrentValue();
+    if (profile->IsSameProfile(
+            Profile::FromBrowserContext(host->GetBrowserContext()))) {
+      host->Send(new ExtensionMsg_UpdatePolicy(params));
+    }
+  }
+}
+
 }  // namespace extensions