Remove condition EnabledAtRuntime=webKitMediaSource for URL.createObjectURL method.
Remove condition EnabledAtRuntime=webKitMediaSource for URL.createObjectURL method.

The condition EnabledAtRuntime=webKitMediaSource causes URL.createObjectURL doesn't exist on Android.
When CodeGeneratorV8.pm generate code, it ConfigureV8DOMURLTemplate based on the first condition in the idl file. Therefore, on Android, since MediaSource is not enabled, URL has no method createObjectURL. On desktop platforms, it works because MediaSource is enabled.

After chatting with @abarth, it's recommended to remove the condition, instead of fixing CodeGeneratorV8.pm.

BUG=240748
R=abarth@chromium.org, acolwell@chromium.org

Review URL: https://codereview.chromium.org/15116003

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@150518 bbb929c8-8fbe-4397-9dbb-9b2b20218538

primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs