Map fullscreen button to maximize

chrome/browser/ui/browser_command_controller.cc

Index: chrome/browser/ui/browser_command_controller.cc
diff --git a/chrome/browser/ui/browser_command_controller.cc b/chrome/browser/ui/browser_command_controller.cc
index 5ec623ea018a6d46fcc4b00c5c0793af9d8e6c6d..8f3ab2e6ccc459098a6ad6f0599bd11aacc1fb0f 100644
--- a/chrome/browser/ui/browser_command_controller.cc
+++ b/chrome/browser/ui/browser_command_controller.cc
@@ -136,14 +136,14 @@ bool BrowserCommandController::IsReservedCommandOrKey(
 #if defined(OS_CHROMEOS)
   // Chrome OS's top row of keys produces F1-10.  Make sure that web pages
   // aren't able to block Chrome from performing the standard actions for F1-F4.
-  // We should not handle F5-10 here since they are processed by Ash. See also:
+  // We should not handle F4-10 here since they are processed by Ash. See also:
   // crbug.com/127333#c8
+  // crbug.com/145402 for removing VKEY_F4
   ui::KeyboardCode key_code =
       static_cast<ui::KeyboardCode>(event.windowsKeyCode);
   if ((key_code == ui::VKEY_F1 ||
        key_code == ui::VKEY_F2 ||
-       key_code == ui::VKEY_F3 ||
-       key_code == ui::VKEY_F4) &&
+       key_code == ui::VKEY_F3) &&
       // Make sure it's a browser shortcut (i.e. not an Ash one like Alt+F4).
       command_id != -1) {
     return true;