DevTools: fix front-end compilation after r184052

BUG=424505
R=loislo@chromium.org

Review URL: https://codereview.chromium.org/667103002

git-svn-id: svn://svn.chromium.org/blink/trunk@184057 bbb929c8-8fbe-4397-9dbb-9b2b20218538
DevTools: improve truncation of numbers in scientific notataion

The patch improves layout of number formatters. If the number
is in scientific notation (i.e. 1.43223e-10), then only mantissa
gets truncated.

BUG=397297
R=vsevik

Review URL: https://codereview.chromium.org/665933004

git-svn-id: svn://svn.chromium.org/blink/trunk@184060 bbb929c8-8fbe-4397-9dbb-9b2b20218538
DevTools: Use script mappings to linkify console messages

BUG=357958

Review URL: https://codereview.chromium.org/671453002

git-svn-id: svn://svn.chromium.org/blink/trunk@184066 bbb929c8-8fbe-4397-9dbb-9b2b20218538
DevTools: Remove accessor to unexisting property.

JSCompiler finds this inconsistency with my ongoing patch applied (that removes type getter in NetworkRequest)

BUG=

Review URL: https://codereview.chromium.org/670463003

git-svn-id: svn://svn.chromium.org/blink/trunk@184068 bbb929c8-8fbe-4397-9dbb-9b2b20218538