Prepare push to trunk. Now working on version 3.12.3.

R=jkummerow@chromium.org
BUG=
TEST=

Review URL: https://chromiumcodereview.appspot.com/10633027

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@11908 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

ChangeLog

+2012-06-22: Version 3.12.2
+
+        Made near-jump check more strict in LoadNamedFieldPolymorphic on
+        ia32/x64. (Chromium issue 134055)
+
+        Fixed lazy sweeping heuristics to prevent old-space expansion.
+        (issue 2194)
+
+        Performance and stability improvements on all platforms.
+
+
 2012-06-21: Version 3.12.1
 
         Performance and stability improvements on all platforms.

src/version.cc

@@ -34,7 +34,7 @@
 // cannot be changed without changing the SCons build script.
 #define MAJOR_VERSION     3
 #define MINOR_VERSION     12
-#define BUILD_NUMBER      2
+#define BUILD_NUMBER      3
 #define PATCH_LEVEL       0
 // Use 1 for candidates and 0 otherwise.
 // (Boolean macro values are not supported by all preprocessors.)