Replace remaining use of `try!` with `?`

copypasta/src/macos.rs

@@ -222,11 +222,12 @@ impl super::Load for Clipboard {
     type Err = Error;
 
     fn new() -> Result<Self, Error> {
-        Ok(Clipboard(try!(ns::Pasteboard::new())))
+        Ok(Clipboard(ns::Pasteboard::new()?))
     }
 
     fn load_primary(&self) -> Result<String, Self::Err> {
-        Ok(try!(self::ns::PasteboardReadObject::<String>::read_object(&self.0)))
+        self::ns::PasteboardReadObject::<String>::read_object(&self.0)
+            .map_err(::std::convert::From::from)
     }
 }
 

copypasta/src/x11.rs

@@ -71,17 +71,17 @@ impl Load for Clipboard {
     }
 
     fn load_primary(&self) -> Result<String, Self::Err> {
-        let output = try!(Command::new("xclip")
+        let output = Command::new("xclip")
             .args(&["-o", "-selection", "clipboard"])
-            .output());
+            .output()?;
 
         Clipboard::process_xclip_output(output)
     }
 
     fn load_selection(&self) -> Result<String, Self::Err> {
-        let output = try!(Command::new("xclip")
+        let output = Command::new("xclip")
             .args(&["-o"])
-            .output());
+            .output()?;
 
         Clipboard::process_xclip_output(output)
     }
@@ -90,9 +90,9 @@ impl Load for Clipboard {
 impl Clipboard {
     fn process_xclip_output(output: Output) -> Result<String, Error> {
         if output.status.success() {
-            Ok(try!(String::from_utf8(output.stdout)))
+            String::from_utf8(output.stdout).map_err(::std::convert::From::from)
         } else {
-            Ok(try!(String::from_utf8(output.stderr)))
+            String::from_utf8(output.stderr).map_err(::std::convert::From::from)
         }
     }
 }

font/src/ft/list_fonts.rs

@@ -105,9 +105,9 @@ pub struct Family {
 
 impl fmt::Display for Family {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        try!(write!(f, "{}: ", self.name));
+        write!(f, "{}: ", self.name)?;
         for (k, _v) in &self.variants {
-            try!(write!(f, "{}, ", k));
+            write!(f, "{}, ", k)?;
         }
 
         Ok(())