when Interpreter::shouldPrintExceptions() is true.

<rdar://problem/5636442> REGRESSION: Console.log no longer logs to
the system console or terminal

<rdar://problem/5146079> JavaScript exception logging should print
accurate file and line info when called from WebScriptObject

Reviewed by Adam Roben.

* bindings/js/JSCustomSQLStatementCallback.cpp:
(WebCore::JSCustomSQLStatementCallback::handleEvent): Remove existing
printf and check for Interpreter::shouldPrintExceptions() since there is
a call to Console::addMessage.
* bindings/js/JSCustomSQLStatementErrorCallback.cpp:
(WebCore::JSCustomSQLStatementErrorCallback::handleEvent): Ditto.
* bindings/js/JSCustomSQLTransactionCallback.cpp:
(WebCore::JSCustomSQLTransactionCallback::handleEvent): Ditto.
* bindings/js/JSCustomSQLTransactionErrorCallback.cpp:
(WebCore::JSCustomSQLTransactionErrorCallback::handleEvent): Ditto.
* bindings/js/JSCustomVoidCallback.cpp:
(WebCore::JSCustomVoidCallback::handleEvent): Ditto.
* bindings/js/JSCustomXPathNSResolver.cpp:
(WebCore::JSCustomXPathNSResolver::lookupNamespaceURI): Ditto.
* bindings/js/JSDOMWindowBase.cpp:
(WebCore::JSDOMWindowBase::printErrorMessage): Ditto.
* bindings/js/ScheduledAction.cpp:
(WebCore::ScheduledAction::execute): Ditto.
* bindings/js/kjs_events.cpp:
(WebCore::JSAbstractEventListener::handleEvent): Ditto.
* loader/FrameLoader.cpp:
(WebCore::FrameLoader::shouldAllowNavigation): Ditto.
* bindings/objc/WebScriptObject.mm:
(WebCore::addExceptionToConsole): Added helper static function that
calls Console::addMessage.
(-[WebScriptObject callWebScriptMethod:withArguments:]): Call addExceptionToConsole.
(-[WebScriptObject evaluateWebScript:]): Ditto.
(-[WebScriptObject setValue:forKey:]): Ditto.
(-[WebScriptObject valueForKey:]): Ditto.
(-[WebScriptObject removeWebScriptKey:]): Ditto.
(-[WebScriptObject webScriptValueAtIndex:]): Ditto.
(-[WebScriptObject setWebScriptValueAtIndex:value:]): Ditto.
* page/Console.cpp:
(WebCore::Console::addMessage): Print the level, message,
URL and line number to STDOUT.
(WebCore::printToStandardOut): Helper static function that
takes a prefix string, ExecState, an argument List and URL.
Prints the prefix and loops through the arguments calling
toString on each and printing the string. Finally printing
the URL and new line.
(WebCore::Console::error): Call printToStandardOut.
(WebCore::Console::info): Ditto.
(WebCore::Console::log): Ditto.
(WebCore::Console::assertCondition): Ditto.
(WebCore::Console::warn): Ditto.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@33970 268f45cc-cd09-0410-ab3c-d52691b4dbfc