Update Servo logo files

ports/winit/build.rs

@@ -12,7 +12,7 @@ fn main() {
     #[cfg(windows)]
     {
         let mut res = winres::WindowsResource::new();
-        res.set_icon("../../resources/Servo.ico");
+        res.set_icon("../../resources/servo.ico");
         res.set_manifest_file("platform/windows/servo.exe.manifest");
         res.compile().unwrap();
     }

ports/winit/headed_window.rs

@@ -129,7 +129,7 @@ impl Window {
 
         #[cfg(any(target_os = "linux", target_os = "windows"))]
         {
-            let icon_bytes = include_bytes!("../../resources/servo64.png");
+            let icon_bytes = include_bytes!("../../resources/servo_64.png");
             winit_window.set_window_icon(Some(load_icon(icon_bytes)));
         }
 

python/servo/build_commands.py

@@ -739,7 +739,7 @@ class MachCommands(CommandBase):
                 # like Instruments.app.
                 try:
                     import Cocoa
-                    icon_path = path.join(self.get_top_dir(), "resources", "servo.png")
+                    icon_path = path.join(self.get_top_dir(), "resources", "servo_1024.png")
                     icon = Cocoa.NSImage.alloc().initWithContentsOfFile_(icon_path)
                     if icon is not None:
                         Cocoa.NSWorkspace.sharedWorkspace().setIcon_forFile_options_(icon,