Route browser reload command to DevTools if present.

chrome/browser/devtools/devtools_window.h

Index: chrome/browser/devtools/devtools_window.h
diff --git a/chrome/browser/devtools/devtools_window.h b/chrome/browser/devtools/devtools_window.h
index c95bffb2e5132964fbd4597ffb4a02144d47e612..2010cc4c100d2404a090c0c79755c9f5bafdab7e 100644
--- a/chrome/browser/devtools/devtools_window.h
+++ b/chrome/browser/devtools/devtools_window.h
@@ -119,6 +119,9 @@ class DevToolsWindow : public DevToolsUIBindings::Delegate,
   // Forwards an unhandled keyboard event to the DevTools frontend.
   bool ForwardKeyboardEvent(const content::NativeWebKeyboardEvent& event);
 
+  // Reloads inspected web contents as if it was triggered from DevTools.
+  void ReloadInspectedWebContents(bool ignore_cache);
+
   // content::WebContentsDelegate overrides.
   content::WebContents* OpenURLFromTab(
       content::WebContents* source,