Merge revision 6500-6600 from bleeding_edge to the isolates branch.

test/mjsunit/debug-backtrace-text.js

Index: test/mjsunit/debug-backtrace-text.js
===================================================================
--- test/mjsunit/debug-backtrace-text.js	(revision 7030)
+++ test/mjsunit/debug-backtrace-text.js	(working copy)
@@ -80,9 +80,9 @@
       // 1: Call distance on Point where distance is a direct property
       // 2: Call on function an array element 2
       // 3: [anonymous]
-      assertEquals("#<a Point>.distanceTo(p=#<a Point>)", exec_state.frame(0).invocationText());
-      assertEquals("#<a Point>.distanceTo(p=#<a Point>)", exec_state.frame(1).invocationText());
-      assertEquals("#<an Array>[2](aka distance)(p=#<a Point>, q=#<a Point>)", exec_state.frame(2).invocationText());
+      assertEquals("#<Point>.distanceTo(p=#<Point>)", exec_state.frame(0).invocationText());
+      assertEquals("#<Point>.distanceTo(p=#<Point>)", exec_state.frame(1).invocationText());
+      assertEquals("#<Array>[2](aka distance)(p=#<Point>, q=#<Point>)", exec_state.frame(2).invocationText());
       assertEquals("[anonymous]()", exec_state.frame(3).invocationText());
       listenerCalled = true;
     } else {