[Android WebView] Provide more information about WebView for web debugging

android_webview/browser/browser_view_renderer_impl.cc

Index: android_webview/browser/browser_view_renderer_impl.cc
diff --git a/android_webview/browser/browser_view_renderer_impl.cc b/android_webview/browser/browser_view_renderer_impl.cc
index ef1f9d189e24e90545a8e54f00b0ecb25fe7c868..e4af8e8d06b25bd11c489c97808ce1f5b69906f0 100644
--- a/android_webview/browser/browser_view_renderer_impl.cc
+++ b/android_webview/browser/browser_view_renderer_impl.cc
@@ -533,6 +533,18 @@ void BrowserViewRendererImpl::OnDetachedFromWindow() {
   SetCompositorVisibility(false);
 }
 
+bool BrowserViewRendererImpl::isViewVisible() {
+  return view_visible_;
+}
+
+bool BrowserViewRendererImpl::isAttachedToViewHierarchy() {
+  return client_->isAttachedToViewHierarchy();
+}
+
+gfx::Rect BrowserViewRendererImpl::getScreenRect() {
+  return gfx::Rect(client_->getLocationOnScreen(), view_size_);
+}
+
 void BrowserViewRendererImpl::ScheduleComposite() {
   TRACE_EVENT0("android_webview", "BrowserViewRendererImpl::ScheduleComposite");