Remove IDR_STATUS_TRAY_ICON_PRESSED

chrome/browser/ui/cocoa/status_icons/status_icon_mac.mm

Index: chrome/browser/ui/cocoa/status_icons/status_icon_mac.mm
diff --git a/chrome/browser/ui/cocoa/status_icons/status_icon_mac.mm b/chrome/browser/ui/cocoa/status_icons/status_icon_mac.mm
index 32c1f81c577648c69eea72ea4c93d220e89f54d6..dbecd2324f1686f14c727f55aaea0cbd39450970 100644
--- a/chrome/browser/ui/cocoa/status_icons/status_icon_mac.mm
+++ b/chrome/browser/ui/cocoa/status_icons/status_icon_mac.mm
@@ -71,14 +71,6 @@ void StatusIconMac::SetImage(const gfx::ImageSkia& image) {
   }
 }
 
-void StatusIconMac::SetPressedImage(const gfx::ImageSkia& image) {
-  if (!image.isNull()) {
-    NSImage* ns_image = gfx::SkBitmapToNSImage(*image.bitmap());
-    if (ns_image)
-      [item() setAlternateImage:ns_image];
-  }
-}
-
 void StatusIconMac::SetToolTip(const base::string16& tool_tip) {
   // If we have a status icon menu, make the tool tip part of the menu instead
   // of a pop-up tool tip when hovering the mouse over the image.