DevTools: Use Ctrl-Tilde instead of Cmd-Tilde for show console shortcut on mac.

BUG=330265

Review URL: https://codereview.chromium.org/116573012

git-svn-id: svn://svn.chromium.org/blink/trunk@164294 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Timeline: remove recordingInProgress check because it is not necessary.

The overlay that would regress performance of the operations with ui
has been disabled on backend.

BUG=
R=caseq@chromium.org

Review URL: https://codereview.chromium.org/115973006

git-svn-id: svn://svn.chromium.org/blink/trunk@164295 bbb929c8-8fbe-4397-9dbb-9b2b20218538
DevTools: [Elements] Make the sidebar panes tabbed pane header a resizer

Now that the chevron issue is universally fixed in r164293,
we can roll in the reverted part of r163547

R=aandrey, eustas, vsevik

Review URL: https://codereview.chromium.org/115723004

git-svn-id: svn://svn.chromium.org/blink/trunk@164296 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Revert "[DevTools] Refactor docking code." Caused browser_tests failures in DevToolsSanityTest.TestDevToolsExternalNavigation.

This reverts commit 1ae43fefb40a837956152f246f10a3a313055d63 (r164292).

BUG=318751
TBR=dgozman

Review URL: https://codereview.chromium.org/119353004

git-svn-id: svn://svn.chromium.org/blink/trunk@164297 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Timeline: extract TimelineView.js from TimelinePanel.js

This patch has  no business logic changes.

BUG=
R=caseq@chromium.org, vsevik@chromium.org

Review URL: https://codereview.chromium.org/115093004

git-svn-id: svn://svn.chromium.org/blink/trunk@164298 bbb929c8-8fbe-4397-9dbb-9b2b20218538