Add BrowserWindow.restartHangMonitorTimeout() API.

browser/api/atom_api_window.cc

@@ -431,6 +431,16 @@ v8::Handle<v8::Value> Window::BlurWebView(const v8::Arguments &args) {
   return v8::Undefined();
 }
 
+// static
+v8::Handle<v8::Value> Window::RestartHangMonitorTimeout(
+    const v8::Arguments &args) {
+  UNWRAP_WINDOW_AND_CHECK;
+
+  self->window_->RestartHangMonitorTimeout();
+
+  return v8::Undefined();
+}
+
 // static
 v8::Handle<v8::Value> Window::GetPageTitle(const v8::Arguments &args) {
   UNWRAP_WINDOW_AND_CHECK;
@@ -658,6 +668,9 @@ void Window::Initialize(v8::Handle<v8::Object> target) {
   NODE_SET_PROTOTYPE_METHOD(t, "closeDevTools", CloseDevTools);
   NODE_SET_PROTOTYPE_METHOD(t, "focusOnWebView", FocusOnWebView);
   NODE_SET_PROTOTYPE_METHOD(t, "blurWebView", BlurWebView);
+  NODE_SET_PROTOTYPE_METHOD(t,
+                            "restartHangMonitorTimeout",
+                            RestartHangMonitorTimeout);
 
   NODE_SET_PROTOTYPE_METHOD(t, "getPageTitle", GetPageTitle);
   NODE_SET_PROTOTYPE_METHOD(t, "isLoading", IsLoading);

browser/api/atom_api_window.h

@@ -79,6 +79,8 @@ class Window : public EventEmitter,
   static v8::Handle<v8::Value> CloseDevTools(const v8::Arguments &args);
   static v8::Handle<v8::Value> FocusOnWebView(const v8::Arguments &args);
   static v8::Handle<v8::Value> BlurWebView(const v8::Arguments &args);
+  static v8::Handle<v8::Value> RestartHangMonitorTimeout(
+      const v8::Arguments &args);
 
   // APIs for WebContents.
   static v8::Handle<v8::Value> GetPageTitle(const v8::Arguments &args);

browser/native_window.cc

@@ -140,6 +140,10 @@ void NativeWindow::BlurWebView() {
   GetWebContents()->GetRenderViewHost()->Blur();
 }
 
+void NativeWindow::RestartHangMonitorTimeout() {
+  GetWebContents()->GetRenderViewHost()->RestartHangMonitorTimeout();
+}
+
 void NativeWindow::CloseWebContents() {
   bool prevent_default = false;
   FOR_EACH_OBSERVER(NativeWindowObserver,

browser/native_window.h

@@ -97,6 +97,7 @@ class NativeWindow : public content::WebContentsDelegate,
   virtual void CloseDevTools();
   virtual void FocusOnWebView();
   virtual void BlurWebView();
+  virtual void RestartHangMonitorTimeout();
 
   // The same with closing a tab in a real browser.
   //