Prepare push to trunk. Now working on version 3.16.2.

R=danno@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11675006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13281 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

ChangeLog

+2012-12-27: Version 3.16.1
+
+        Fixed x64 MathMinMax for negative untagged int32 arguments.
+        (Chromium issue 164442)
+
+        Fixed FloatingPointHelper::CheckSSE2OperandIsInt32.
+        (issue 2458)
+
+        Performance and stability improvements on all platforms.
+
+
 2012-12-21: Version 3.16.0
 
         V8_Fatal now prints C++ stack trace in debug mode.

src/version.cc

@@ -34,7 +34,7 @@
 // cannot be changed without changing the SCons build script.
 #define MAJOR_VERSION     3
 #define MINOR_VERSION     16
-#define BUILD_NUMBER      1
+#define BUILD_NUMBER      2
 #define PATCH_LEVEL       0
 // Use 1 for candidates and 0 otherwise.
 // (Boolean macro values are not supported by all preprocessors.)