- Change "static final" to "static const" in the lib/ directory.

lib/compiler/implementation/js/precedence.dart

Index: lib/compiler/implementation/js/precedence.dart
===================================================================
--- lib/compiler/implementation/js/precedence.dart	(revision 11400)
+++ lib/compiler/implementation/js/precedence.dart	(working copy)
@@ -4,22 +4,22 @@
 
 #library("precedence");
 
-final EXPRESSION = 0;
-final ASSIGNMENT = EXPRESSION + 1;
-final LOGICAL_OR = ASSIGNMENT + 1;
-final LOGICAL_AND = LOGICAL_OR + 1;
-final BIT_OR = LOGICAL_AND + 1;
-final BIT_XOR = BIT_OR + 1;
-final BIT_AND = BIT_XOR + 1;
-final EQUALITY = BIT_AND + 1;
-final RELATIONAL = EQUALITY + 1;
-final SHIFT = RELATIONAL + 1;
-final ADDITIVE = SHIFT + 1;
-final MULTIPLICATIVE = ADDITIVE + 1;
-final UNARY = MULTIPLICATIVE + 1;
-final LEFT_HAND_SIDE = UNARY + 1;
+const EXPRESSION = 0;
+const ASSIGNMENT = EXPRESSION + 1;
+const LOGICAL_OR = ASSIGNMENT + 1;
+const LOGICAL_AND = LOGICAL_OR + 1;
+const BIT_OR = LOGICAL_AND + 1;
+const BIT_XOR = BIT_OR + 1;
+const BIT_AND = BIT_XOR + 1;
+const EQUALITY = BIT_AND + 1;
+const RELATIONAL = EQUALITY + 1;
+const SHIFT = RELATIONAL + 1;
+const ADDITIVE = SHIFT + 1;
+const MULTIPLICATIVE = ADDITIVE + 1;
+const UNARY = MULTIPLICATIVE + 1;
+const LEFT_HAND_SIDE = UNARY + 1;
 // We merge new, call and member expressions.
 // This means that we have to emit parenthesis for 'new's. For example `new X;`
 // should be printed as `new X();`. This simplifies the requirements.
-final CALL = LEFT_HAND_SIDE;
-final PRIMARY = CALL + 1;
+const CALL = LEFT_HAND_SIDE;
+const PRIMARY = CALL + 1;