Prepare push of version 2.2.4 to trunk.

Review URL: http://codereview.chromium.org/1687004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4451 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

ChangeLog

+2010-04-21: Version 2.3.4
+
+        Fixed warnings on arm on newer GCC versions.
+
+        Fixed a number of minor bugs.
+
+        Performance improvements on all platforms.
+
+
 2010-04-14: Version 2.2.3
 
         Added stack command and mem command to ARM simulator debugger.

src/version.cc

@@ -34,7 +34,7 @@
 // cannot be changed without changing the SCons build script.
 #define MAJOR_VERSION     2
 #define MINOR_VERSION     2
-#define BUILD_NUMBER      4
+#define BUILD_NUMBER      5
 #define PATCH_LEVEL       0
 #define CANDIDATE_VERSION true