with a toggle buttons to enable or disable it.

Reviewed by Adam Roben.

* page/InspectorController.cpp:
(WebCore::pauseOnExceptions): Call the InspectorController.
(WebCore::setPauseOnExceptions): Ditto.
(WebCore::InspectorController::windowScriptObjectAvailable): Add the new
setPauseOnExceptions and pauseOnExceptions functions to the JS class.
(WebCore::InspectorController::pauseOnExceptions): Call JavaScriptDebugServer.
(WebCore::InspectorController::setPauseOnExceptions): Ditto.
* page/InspectorController.h:
* page/JavaScriptDebugServer.cpp:
(WebCore::JavaScriptDebugServer::setPauseOnExceptions): Set m_pauseOnExceptions.
(WebCore::JavaScriptDebugServer::exception): Check m_pauseOnExceptions
and set m_pauseOnNextStatement to true before calling pauseIfNeeded.
* page/JavaScriptDebugServer.h:
* page/inspector/Images/pauseOnExceptionButtons.png: Added.
* page/inspector/ScriptsPanel.js: Adds a status bar button that calls
the new InspectorController functions.
* page/inspector/inspector.css: New styles.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@33445 268f45cc-cd09-0410-ab3c-d52691b4dbfc