DevTools: Forward whitelisted unhandled shortcuts from inspected page into DevTools frontend

chrome/browser/ui/browser.cc

Index: chrome/browser/ui/browser.cc
diff --git a/chrome/browser/ui/browser.cc b/chrome/browser/ui/browser.cc
index b4ef1c2bbf0e87f86d01122d49e8f88b50241170..07109d102bd9406e44d6ac95a1734ef2584eb45f 100644
--- a/chrome/browser/ui/browser.cc
+++ b/chrome/browser/ui/browser.cc
@@ -1149,7 +1149,14 @@ bool Browser::PreHandleKeyboardEvent(content::WebContents* source,
 
 void Browser::HandleKeyboardEvent(content::WebContents* source,
                                   const NativeWebKeyboardEvent& event) {
-  window()->HandleKeyboardEvent(event);
+  DevToolsWindow* devtools_window =
+      DevToolsWindow::GetInstanceForInspectedWebContents(source);
+  bool handled = false;
+  if (devtools_window)
+    handled = devtools_window->ForwardKeyboardEvent(event);
+
+  if (!handled)
+    window()->HandleKeyboardEvent(event);
 }
 
 bool Browser::TabsNeedBeforeUnloadFired() {