Removed various deprecated usages of v8::Boolean and v8::StackTrace.

R=jochen@chromium.org, jamesr@chromium.org
BUG=324225

Review URL: https://codereview.chromium.org/97023003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@238055 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 238055