Include pattern and functions for RegExps over the service protocol. Remove quadratic behavior from…

runtime/vm/service/service.md

Index: runtime/vm/service/service.md
diff --git a/runtime/vm/service/service.md b/runtime/vm/service/service.md
index d764864a9707c185a18e6da66ac6e1fe14c599a0..5815bf4c38f879fc82c980e429576814ea908d5c 100644
--- a/runtime/vm/service/service.md
+++ b/runtime/vm/service/service.md
@@ -1263,6 +1263,13 @@ class @Instance extends @Object {
   // Provided for instance kinds:
   //   TypeParameter
   @Class parameterizedClass [optional];
+
+
+  // The pattern of a RegExp instance.
+  //
+  // Provided for instance kinds:
+  //   RegExp
+  @String pattern [optional];
 }
 ```
 
@@ -1379,6 +1386,12 @@ class Instance extends Object {
   // Provided for instance kinds:
   //   MirrorReference
   @Instance mirrorReferent [optional];
+
+  // The pattern of a RegExp instance.
+  //
+  // Provided for instance kinds:
+  //   RegExp
+  @String pattern [optional];
   
   // The key for a WeakProperty instance.
   //
@@ -1484,6 +1497,9 @@ enum {
   // An instance of the Dart class MirrorReference.
   MirrorReference,
 
+  // An instance of the Dart class RegExp.
+  RegExp,
+
   // An instance of the Dart class WeakProperty.
   WeakProperty,