checkbox to toggle FPS counter in the inspector's settings
https://bugs.webkit.org/show_bug.cgi?id=99660

Patch by Eberhard Graether <egraether@google.com> on 2012-11-13
Reviewed by Pavel Feldman.

Added a checkbox to the inspector's settings to toggle a FPS counter. The checkbox appears when InspectorClient::canShowFPSCounter() returns true.

Source/Platform:

* chromium/public/WebLayerTreeView.h:
(WebLayerTreeView):
(WebKit::WebLayerTreeView::setShowFPSCounter):

Source/WebCore:

No new tests.

* English.lproj/localizedStrings.js:
* inspector/Inspector.json:
* inspector/InspectorClient.h:
(WebCore::InspectorClient::canShowFPSCounter):
(WebCore::InspectorClient::setShowFPSCounter):
(InspectorClient):
* inspector/InspectorPageAgent.cpp:
(PageAgentState):
(WebCore::InspectorPageAgent::enable):
(WebCore::InspectorPageAgent::disable):
(WebCore::InspectorPageAgent::canShowFPSCounter):
(WebCore):
(WebCore::InspectorPageAgent::setShowFPSCounter):
* inspector/InspectorPageAgent.h:
* inspector/front-end/Settings.js:
* inspector/front-end/SettingsScreen.js:
(WebInspector.GenericSettingsTab):
(WebInspector.GenericSettingsTab.prototype.get _showFPSCounterChanged):
* inspector/front-end/inspector.js:
(WebInspector.doLoadedDone):

Source/WebKit/chromium:

* public/WebView.h:
(WebView):
* src/InspectorClientImpl.cpp:
(WebKit::InspectorClientImpl::canShowFPSCounter):
(WebKit):
(WebKit::InspectorClientImpl::setShowFPSCounter):
* src/InspectorClientImpl.h:
(InspectorClientImpl):
* src/WebViewImpl.cpp:
(WebKit::WebViewImpl::WebViewImpl):
(WebKit::WebViewImpl::setShowFPSCounter):
(WebKit):
(WebKit::WebViewImpl::setIsAcceleratedCompositingActive):
(WebKit::WebViewImpl::loadFontAtlasIfNecessary):
* src/WebViewImpl.h:
(WebViewImpl):

git-svn-id: https://svn.webkit.org/repository/webkit/trunk/Source/Platform/chromium/public@134391 268f45cc-cd09-0410-ab3c-d52691b4dbfc