Update V8 to r6768 as required by WebKit r78450

Change-Id: Ib8868ff7147a76547a8d1d85f257ebe8546a3d3f
diff --git a/ChangeLog b/ChangeLog
index c9ff297..5d2af9c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,121 @@
+2011-02-14: Version 3.1.4
+
+        Fixed incorrect compare of prototypes of the global object (issue
+        1082).
+
+        Fixed a bug in optimizing calls to global functions (issue 1106).
+
+        Made optimized Function.prototype.apply safe for non-JSObject first
+        arguments (issue 1128).
+
+        Fixed an error related to element accessors on Object.prototype and
+        parser errors (issue 1130).
+
+        Fixed a bug in sorting an array with large array indices (issue 1131).
+
+        Properly treat exceptions thrown while compiling (issue 1132).
+
+        Fixed bug in register requirements for function.apply (issue 1133).
+
+        Fixed a representation change bug in the Hydrogen graph construction
+        (issue 1134).
+
+        Fixed the semantics of delete on parameters (issue 1136).
+
+        Fixed a optimizer bug related to moving instructions with side effects
+        (issue 1138).
+
+        Added support for the global object in Object.keys (issue 1150).
+
+        Fixed incorrect value for Math.LOG10E
+        (issue http://code.google.com/p/chromium/issues/detail?id=72555)
+
+        Performance improvements on the IA32 platform.
+
+        Implement assignment to undefined reference in ES5 Strict Mode.
+
+
+2011-02-09: Version 3.1.3
+
+        Fixed a bug triggered by functions with huge numbers of declared
+        arguments.
+
+        Fixed zap value aliasing a real object - debug mode only (issue 866).
+
+        Fixed issue where Array.prototype.__proto__ had been set to null
+        (issue 1121).
+
+        Fixed stability bugs in Crankshaft for x86.
+
+
+2011-02-07: Version 3.1.2
+
+        Added better security checks when accessing properties via
+        Object.getOwnPropertyDescriptor.
+
+        Fixed bug in Object.defineProperty and related access bugs (issues
+        992, 1083 and 1092).
+
+        Added LICENSE.v8, LICENSE.strongtalk and LICENSE.valgrind to ease
+        copyright notice generation for embedders.
+
+
+2011-02-02: Version 3.1.1
+
+        Perform security checks before fetching the value in
+        Object.getOwnPropertyDescriptor.
+
+        Fixed a bug in Array.prototype.splice triggered by passing no
+        arguments.
+
+        Fixed bugs in -0 in arithmetic and in Math.pow.
+
+        Fixed bugs in the register allocator and in switching from optimized
+        to unoptimized code.
+
+
+2011-01-31: Version 3.1.0
+
+        Performance improvements on all platforms.
+
+
+2011-01-28: Version 3.0.12
+
+        Added support for strict mode parameter and object property
+        validation.
+
+        Fixed a couple of crash bugs.
+
+
+2011-01-25: Version 3.0.11
+
+        Fixed a bug in deletion of lookup slots that could cause global
+        variables to be accidentally deleted (http://crbug.com/70066).
+
+        Added support for strict mode octal literal verification.
+
+        Fixed a couple of crash bugs (issues 1070 and 1071).
+
+
+2011-01-24: Version 3.0.10
+
+        Fixed External::Wrap for 64-bit addresses (issue 1037).
+
+        Fixed incorrect .arguments variable proxy handling in the full
+        code generator (issue 1060).
+
+        Introduced partial strict mode support.
+
+        Changed formatting of recursive error messages to match Firefox and
+        Safari (issue http://crbug.com/70334).
+
+        Fixed incorrect rounding for float-to-integer conversions for external
+        array types, which implement the Typed Array spec
+        (issue http://crbug.com/50972).
+
+        Performance improvements on the IA32 platform.
+
+
 2011-01-19: Version 3.0.9
 
         Added basic GDB JIT Interface integration.