[DevTools] Update DevTools after bookmarks and infobar.

Previously, updating bookmark bar could have cause page/devtools resize.
With new layout logic implemented in DevToolsController, resizing
page/devtools after everything else guarantees single resize operation.

BUG=331295

Review URL: https://codereview.chromium.org/131093004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@245628 0039d316-1c4b-4281-b951-d872f2087c98
Cleanup: Remove heapchecker references in tools/valgrind.

BUG=325380
NOTRY=true

Review URL: https://codereview.chromium.org/132983007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@245629 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 245628
SVN changes up to revision 245629