Improve handling of failed integer type conversions.
Change over the V8Binding methods for converting to integer types
(to*Int*()) to take an ExceptionState argument instead of using a
bool reference argument to indicate success/failure.
Improve the exception messages from failed type conversion as a
result; adjust the binding code generator to emit compatible calls and
exception propagation.
Reworked some of the error reporting in the WebGL custom binding code
while switching over; more informative exception messages will now
flow.
R=jsbell,nbarth,haraken
BUG=
Review URL: https://codereview.chromium.org/121113004
git-svn-id: svn://svn.chromium.org/blink/trunk@164568 bbb929c8-8fbe-4397-9dbb-9b2b20218538
35 files changed