[DevTools] Implement Inspector.interstitial events.

content/browser/devtools/renderer_overrides_handler.cc

Index: content/browser/devtools/renderer_overrides_handler.cc
diff --git a/content/browser/devtools/renderer_overrides_handler.cc b/content/browser/devtools/renderer_overrides_handler.cc
index dff8d973836356fa847ce75c6056a7ef5fdab9c4..7d63a6f9bf9aac823a917c04612f1d78e0393763 100644
--- a/content/browser/devtools/renderer_overrides_handler.cc
+++ b/content/browser/devtools/renderer_overrides_handler.cc
@@ -72,7 +72,8 @@ static int kCaptureRetryLimit = 2;
 }  // namespace
 
 RendererOverridesHandler::RendererOverridesHandler()
-    : has_last_compositor_frame_metadata_(false),
+    : page_domain_enabled_(false),
+      has_last_compositor_frame_metadata_(false),
       capture_retry_count_(0),
       touch_emulation_enabled_(false),
       color_picker_enabled_(false),
@@ -100,6 +101,10 @@ RendererOverridesHandler::RendererOverridesHandler()
           &RendererOverridesHandler::ClearBrowserCookies,
           base::Unretained(this)));
   RegisterCommandHandler(
+      devtools::Page::enable::kName,
+      base::Bind(
+          &RendererOverridesHandler::PageEnable, base::Unretained(this)));
+  RegisterCommandHandler(
       devtools::Page::disable::kName,
       base::Bind(
           &RendererOverridesHandler::PageDisable, base::Unretained(this)));
@@ -216,6 +221,16 @@ void RendererOverridesHandler::ClearRenderViewHost() {
   ResetColorPickerFrame();
 }
 
+void RendererOverridesHandler::DidAttachInterstitialPage() {
+  if (page_domain_enabled_)
+    SendNotification(devtools::Page::interstitialShown::kName, NULL);
+}
+
+void RendererOverridesHandler::DidDetachInterstitialPage() {
+  if (page_domain_enabled_)
+    SendNotification(devtools::Page::interstitialHidden::kName, NULL);
+}
+
 void RendererOverridesHandler::InnerSwapCompositorFrame() {
   if ((base::TimeTicks::Now() - last_frame_time_).InMilliseconds() <
           kFrameRateThresholdMs) {
@@ -341,9 +356,19 @@ RendererOverridesHandler::ClearBrowserCookies(
 // Page agent handlers  -------------------------------------------------------
 
 scoped_refptr<DevToolsProtocol::Response>
+RendererOverridesHandler::PageEnable(
+    scoped_refptr<DevToolsProtocol::Command> command) {
+  page_domain_enabled_ = true;
+  // Fall through to the renderer.
+  return NULL;
+}
+
+scoped_refptr<DevToolsProtocol::Response>
 RendererOverridesHandler::PageDisable(
     scoped_refptr<DevToolsProtocol::Command> command) {
+  page_domain_enabled_ = false;
   OnClientDetached();
+  // Fall through to the renderer.
   return NULL;
 }