Support 'antibreakpoints' in UI and support line-scoped antibreakpoints in backend

Review URL: https://chromiumcodereview.appspot.com/19256022

git-svn-id: svn://svn.chromium.org/blink/trunk@154425 bbb929c8-8fbe-4397-9dbb-9b2b20218538
StorageErrorCallback should pass a DOMError and not a DOMException

http://www.w3.org/TR/quota-api/#storageerrorcallback-callback

BUG=260333

Review URL: https://chromiumcodereview.appspot.com/19273002

git-svn-id: svn://svn.chromium.org/blink/trunk@154426 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Use TRACE category 'input' in WebViewImpl

It's often important to trace input events across components (browser, webkit,
etc.) and so elsewhere we are already using a common 'input' category.  This
makes WebViewImpl consistent with this pattern.

BUG=None

Review URL: https://chromiumcodereview.appspot.com/19256019

git-svn-id: svn://svn.chromium.org/blink/trunk@154427 bbb929c8-8fbe-4397-9dbb-9b2b20218538