incr.comp.: Uniformly represent DepNodes as (Kind, StableHash) pairs.

Author: michaelwoerister

src/librustc/dep_graph/debug.rs

@@ -12,7 +12,6 @@
 
 use super::dep_node::DepNode;
 use std::error::Error;
-use std::fmt::Debug;
 
 /// A dep-node filter goes from a user-defined string to a query over
 /// nodes. Right now the format is like this:
@@ -39,7 +38,7 @@ impl DepNodeFilter {
     }
 
     /// Tests whether `node` meets the filter, returning true if so.
-    pub fn test<D: Clone + Debug>(&self, node: &DepNode<D>) -> bool {
+    pub fn test(&self, node: &DepNode) -> bool {
         let debug_str = format!("{:?}", node);
         self.text.split("&")
                  .map(|s| s.trim())
@@ -67,10 +66,10 @@ impl EdgeFilter {
         }
     }
 
-    pub fn test<D: Clone + Debug>(&self,
-                                  source: &DepNode<D>,
-                                  target: &DepNode<D>)
-                                  -> bool {
+    pub fn test(&self,
+                source: &DepNode,
+                target: &DepNode)
+                -> bool {
         self.source.test(source) && self.target.test(target)
     }
 }