Enables docked windows by default

ash/ash_switches.cc

Index: ash/ash_switches.cc
diff --git a/ash/ash_switches.cc b/ash/ash_switches.cc
index 934cbac7debf95f1904567f1cb1a1022c8262c2d..9e7ab46ee8ca4008ac0b6452519a0830682d6c4a 100644
--- a/ash/ash_switches.cc
+++ b/ash/ash_switches.cc
@@ -88,8 +88,8 @@ const char kAshEnableAlternateFrameCaptionButtonStyle[] =
 // main monitor as internal.
 const char kAshEnableBrightnessControl[] = "ash-enable-brightness-control";
 
-// Enable the dock area on a desktop.
-const char kAshEnableDockedWindows[] = "ash-enable-docked-windows";
+// Disable ability to dock windows at the desktop edge.
+const char kAshDisableDockedWindows[] = "ash-disable-docked-windows";
 
 // Disable dragging items off the shelf to unpin them.
 const char kAshDisableDragOffShelf[] = "ash-disable-drag-off-shelf";
@@ -223,6 +223,10 @@ bool UseOverviewMode() {
   return !CommandLine::ForCurrentProcess()->HasSwitch(kAshDisableOverviewMode);
 }
 
+bool UseDockedWindows() {
+  return !CommandLine::ForCurrentProcess()->HasSwitch(kAshDisableDockedWindows);
+}
+
 #if defined(OS_CHROMEOS)
 bool ShowAudioDeviceMenu() {
   return !CommandLine::ForCurrentProcess()->