Drop obsolete Deflate::exact_level()

src/encoder/compression/deflate.rs

@@ -20,18 +20,6 @@ impl Deflate {
             level: FlateCompression::new(level as u32),
         }
     }
-
-    /// Create a new deflate compressor with an exact level of compression.
-    ///
-    /// `0` stands for uncompressed
-    /// `1` stands for light but fast compression
-    /// `6` is the recommended balanced default
-    /// `9` is maximum compression ratio at the cost of slow encoding
-    pub fn exact_level(level: u8) -> Self {
-        Self {
-            level: FlateCompression::new(level as u32),
-        }
-    }
 }
 
 impl Default for Deflate {