Prepare push to trunk. Now working on version 3.20.8.

ChangeLog

Index: ChangeLog
diff --git a/ChangeLog b/ChangeLog
index c6b105489c89dd3b5636c2999939562f03bf1b9f..56c02d2080f216a19aca9b466f45981707692702 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,25 @@
+2013-07-22: Version 3.20.7
+
+        Deprecated some debugger methods.
+
+        Fixed wrong bailout id in polymorphic stores (Chromium issue 259787).
+
+        Fixed data race in SamplingCircularQueue (Chromium issue 251218).
+
+        Fixed --track_gc_object_stats option (issue 2780).

[Michael Starzinger, 2013/07/22 09:18:30]

nit: This one isn't all too interesting, let's drop it.

[Jakob Kummerow, 2013/07/22 09:19:28]

Done.

+
+        Fixed type feedback in presence of negative lookups
+        (Chromium issue 252797).
+
+        Do not materialize context-allocated values for debug-evaluate
+        (Chromium issue 259300).
+
+        Synchronized Compare-Literal behavior in FullCodegen and Hydrogen
+        (Chromium issue 260345).
+
+        Performance and stability improvements on all platforms.
+
+
 2013-07-17: Version 3.20.6
 
         Try to remove invalidated stubs before falling back to checking the