Auto merge of #35 - nox:static-str, r=Ms2ger

Implement HeapSizeOf for &'static str

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Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "heapsize"
-version = "0.2.4"
+version = "0.2.5"
 authors = [ "The Servo Project Developers" ]
 description = "Infrastructure for measuring the total runtime size of an object on the heap"
 license = "MPL-2.0"

src/lib.rs

@@ -81,6 +81,12 @@ impl HeapSizeOf for String {
     }
 }
 
+impl HeapSizeOf for &'static str {
+    fn heap_size_of_children(&self) -> usize {
+        0
+    }
+}
+
 impl<T: HeapSizeOf> HeapSizeOf for Option<T> {
     fn heap_size_of_children(&self) -> usize {
         match *self {