Remove "Alternate frame caption button style" command line flag

ash/ash_switches.cc

Index: ash/ash_switches.cc
diff --git a/ash/ash_switches.cc b/ash/ash_switches.cc
index faeb16853b58ab590a80d3253f5b4d7795c07446..acc29b113c946d41583ca84710bdda5ba3e50bf8 100644
--- a/ash/ash_switches.cc
+++ b/ash/ash_switches.cc
@@ -38,11 +38,6 @@ const char kAshDefaultWallpaperIsOem[] = "ash-default-wallpaper-is-oem";
 const char kAshDefaultWallpaperLarge[] = "ash-default-wallpaper-large";
 const char kAshDefaultWallpaperSmall[] = "ash-default-wallpaper-small";
 
-// Use the normal visual style for the caption buttons (minimize, maximize,
-// restore, close).
-const char kAshDisableAlternateFrameCaptionButtonStyle[] =
-    "ash-disable-alternate-caption-button";
-
 // Disable ability to dock windows at the desktop edge.
 const char kAshDisableDockedWindows[] = "ash-disable-docked-windows";
 
@@ -51,13 +46,6 @@ const char kAshDisableDockedWindows[] = "ash-disable-docked-windows";
 const char kAshEnableTouchExplorationMode[] =
     "ash-enable-touch-exploration-mode";
 
-// Use alternate visual style for the caption buttons (minimize, maximize,
-// restore, close). The alternate style:
-// - Adds a dedicated button for minimize.
-// - Removes the maximize button's help bubble.
-const char kAshEnableAlternateFrameCaptionButtonStyle[] =
-    "ash-enable-alternate-caption-button";
-
 #if defined(OS_CHROMEOS)
 // Enables key bindings to scroll magnified screen.
 const char kAshEnableMagnifierKeyScroller[] =
@@ -122,11 +110,6 @@ const char kForceAshToDesktop[] = "ash-force-desktop";
 
 #endif
 
-bool UseAlternateFrameCaptionButtonStyle() {
-  return !CommandLine::ForCurrentProcess()->
-      HasSwitch(kAshDisableAlternateFrameCaptionButtonStyle);
-}
-
 bool UseDockedWindows() {
   return !CommandLine::ForCurrentProcess()->HasSwitch(kAshDisableDockedWindows);
 }