Prepare push to trunk. Now working on version 3.17.8.

R=mstarzinger@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/12395012

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13806 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

ChangeLog

+2013-03-04: Version 3.17.7
+
+        Limited recursion in regexp compilation by a budget.
+        (Chromium issue 178790)
+
+        ES6 symbols: Implemented Symbol intrinsic and basic functionality
+        (issue 2158)
+
+        Performance and stability improvements on all platforms.
+
+
 2013-02-28: Version 3.17.6
 
         Fixed materialization of arguments objects with unknown values.

src/version.cc

@@ -34,7 +34,7 @@
 // cannot be changed without changing the SCons build script.
 #define MAJOR_VERSION     3
 #define MINOR_VERSION     17
-#define BUILD_NUMBER      7
+#define BUILD_NUMBER      8
 #define PATCH_LEVEL       0
 // Use 1 for candidates and 0 otherwise.
 // (Boolean macro values are not supported by all preprocessors.)