Add setting for disabling compositor touch hit testing

BUG=303945

Review URL: https://codereview.chromium.org/25507008

git-svn-id: svn://svn.chromium.org/blink/trunk@158956 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Add test files for GIF image decoder

Adding two corrupted GIF images for testing.

BUG=233076
R=pkasting@chromium.org

Review URL: https://codereview.chromium.org/25843003

git-svn-id: svn://svn.chromium.org/blink/trunk@158957 bbb929c8-8fbe-4397-9dbb-9b2b20218538
[devtools] Make WebInspector.ParseURL.completeURL comply to RFC3986

Rework WebInspector.ParseURL.completeURL() and add all of the
resolution test cases from RFC3986 5.4

BUG=235691

Review URL: https://codereview.chromium.org/25815004

git-svn-id: svn://svn.chromium.org/blink/trunk@158958 bbb929c8-8fbe-4397-9dbb-9b2b20218538