Add command line switches and about:flag to enable FPS indicator and compositor layer tree.

Add command line switches and about:flag to enable FPS indicator and compositor layer tree.

Intentionally did not add a flag for compositor-layer-tree. Can add one if we feel it is truly useful.

BUG=
TEST=

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=77163

[Vangelis Kokkevis, 2011-02-24 07:07:11]

Looks good overall but needs a couple of adjustments as noted.

http://codereview.chromium.org/6581004/diff/1/chrome/common/chrome_switches.cc
File chrome/common/chrome_switches.cc (right):

http://codereview.chromium.org/6581004/diff/1/chrome/common/chrome_switches.c...
chrome/common/chrome_switches.cc:1116: const char kShowFPSCounter[]    =
"show-fps-counter";
For consistency, please align the '=' sign with all the others in the file.

http://codereview.chromium.org/6581004/diff/1/chrome/common/render_messages.cc
File chrome/common/render_messages.cc (right):

http://codereview.chromium.org/6581004/diff/1/chrome/common/render_messages.c...
chrome/common/render_messages.cc:672: WriteParam(m, p.show_fps_counter);
You also need to add those in the ::Read method

[nduca, 2011-03-03 20:04:06]

http://codereview.chromium.org/6581004/diff/1/chrome/common/chrome_switches.cc
File chrome/common/chrome_switches.cc (right):

http://codereview.chromium.org/6581004/diff/1/chrome/common/chrome_switches.c...
chrome/common/chrome_switches.cc:1116: const char kShowFPSCounter[]    =
"show-fps-counter";
On 2011/02/24 07:07:11, Vangelis Kokkevis wrote:
> For consistency, please align the '=' sign with all the others in the file.

Done.

http://codereview.chromium.org/6581004/diff/1/chrome/common/render_messages.cc
File chrome/common/render_messages.cc (right):

http://codereview.chromium.org/6581004/diff/1/chrome/common/render_messages.c...
chrome/common/render_messages.cc:672: WriteParam(m, p.show_fps_counter);
On 2011/02/24 07:07:11, Vangelis Kokkevis wrote:
> You also need to add those in the ::Read method

Done.

[jamesr, 2011-03-04 19:31:04]

Please run through the trybots before landing.

LGTM

http://codereview.chromium.org/6581004/diff/6001/chrome/app/generated_resourc...
File chrome/app/generated_resources.grd (right):

http://codereview.chromium.org/6581004/diff/6001/chrome/app/generated_resourc...
chrome/app/generated_resources.grd:4059: <message
name="IDS_FLAGS_SHOW_FPS_COUNTER" desc="Name of the 'Show FPS counter lab.">
mismatched '