4 files changed, 4 insertions, 4 deletions
diff --git a/components/gfx/platform/freetype/font.rs b/components/gfx/platform/freetype/font.rs
index 112fc285b59..a7dd652b9f5 100644
--- a/components/gfx/platform/freetype/font.rs
+++ b/components/gfx/platform/freetype/font.rs
@@ -322,7 +322,7 @@ impl<'a> FontHandle {
         let x_scale = (metrics.x_ppem as f64) / em_size as f64;
 
         // If this isn't true then we're scaling one of the axes wrong
-        assert!(metrics.x_ppem == metrics.y_ppem);
+        assert_eq!(metrics.x_ppem, metrics.y_ppem);
 
         Au::from_f64_px(value * x_scale)
     }
diff --git a/components/gfx/platform/freetype/font_list.rs b/components/gfx/platform/freetype/font_list.rs
index c4f0cfe4fec..9b85db624d8 100644
--- a/components/gfx/platform/freetype/font_list.rs
+++ b/components/gfx/platform/freetype/font_list.rs
@@ -63,7 +63,7 @@ pub fn for_each_variation<F>(family_name: &str, mut callback: F)
         let family_name_c = CString::new(family_name).unwrap();
         let family_name = family_name_c.as_ptr();
         let ok = FcPatternAddString(pattern, FC_FAMILY.as_ptr() as *mut c_char, family_name as *mut FcChar8);
-        assert!(ok != 0);
+        assert_ne!(ok, 0);
 
         let object_set = FcObjectSetCreate();
         assert!(!object_set.is_null());
diff --git a/components/gfx/platform/macos/font.rs b/components/gfx/platform/macos/font.rs
index beb8f9f4f2f..b14d30e6cca 100644
--- a/components/gfx/platform/macos/font.rs
+++ b/components/gfx/platform/macos/font.rs
@@ -247,7 +247,7 @@ impl FontHandleMethods for FontHandle {
             return None;
         }
 
-        assert!(glyphs[0] != 0); // FIXME: error handling
+        assert_ne!(glyphs[0], 0); // FIXME: error handling
         return Some(glyphs[0] as GlyphId);
     }
 
diff --git a/components/gfx/text/shaping/harfbuzz.rs b/components/gfx/text/shaping/harfbuzz.rs
index 36e35150ad1..c1b25e42d9b 100644
--- a/components/gfx/text/shaping/harfbuzz.rs
+++ b/components/gfx/text/shaping/harfbuzz.rs
@@ -64,7 +64,7 @@ impl ShapedGlyphData {
             let mut pos_count = 0;
             let pos_infos = hb_buffer_get_glyph_positions(buffer, &mut pos_count);
             assert!(!pos_infos.is_null());
-            assert!(glyph_count == pos_count);
+            assert_eq!(glyph_count, pos_count);
 
             ShapedGlyphData {
                 count: glyph_count as usize,