Prepare push to trunk. Now working on version 3.12.16.

R=jkummerow@chromium.org
BUG=
TEST=

Review URL: https://chromiumcodereview.appspot.com/10790138

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12179 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

ChangeLog

+2012-07-24: Version 3.12.15
+
+        Added PRESERVE_ASCII_NULL option to String::WriteAscii.
+        (issue 2252)
+
+        Added dependency to HLoadKeyed* instructions to prevent invalid
+        hoisting. (Chromium issue 137768)
+
+        Enabled building d8 for Android on Mac.
+
+        Interpret negative hexadecimal literals as NaN.
+        (issue 2240)
+
+        Expose counters in javascript when using --track-gc-object-stats.
+
+        Enabled building and testing V8 on Android IA.
+
+        Added --trace-parse flag to parser.
+
+        Performance and stability improvements on all platforms.
+
+
 2012-07-18: Version 3.12.14
 
         Deactivated optimization of packed arrays.

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      15
+#define BUILD_NUMBER      16
 #define PATCH_LEVEL       0
 // Use 1 for candidates and 0 otherwise.
 // (Boolean macro values are not supported by all preprocessors.)