Close detached DevTools window (rather than open a new instance) when it receives an F12 keypress


BUG=139581
TEST=manual


Review URL: https://chromiumcodereview.appspot.com/10823233

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@154694 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/ui/browser_commands.cc b/chrome/browser/ui/browser_commands.cc
index 29e40b4..6e77ea7 100644
--- a/chrome/browser/ui/browser_commands.cc
+++ b/chrome/browser/ui/browser_commands.cc
@@ -820,10 +820,7 @@
     content::RecordAction(UserMetricsAction("DevTools_ToggleConsole"));
   else
     content::RecordAction(UserMetricsAction("DevTools_ToggleWindow"));
-
-  DevToolsWindow::ToggleDevToolsWindow(
-      GetActiveWebContents(browser)->GetRenderViewHost(),
-      action);
+  DevToolsWindow::ToggleDevToolsWindow(browser, action);
 }
 
 bool CanOpenTaskManager() {