Test for CSS.styleSheetAdded and CSS.styleSheetRemoved events.


== Running test suite: CSS.StyleSheetEvents.Basic
-- Running test case: CheckNoStyleSheets
PASS: Should be no stylesheets.

-- Running test case: AddStyleTag
PASS: StyleSheetAdded event should fire.

-- Running test case: DisableStyleTag
PASS: StyleSheetRemoved event should fire for the same CSSStyleSheet.

-- Running test case: EnableStyleTag
PASS: StyleSheetAdded event should fire with a new CSSStyleSheet.

-- Running test case: RemoveStyleTag
PASS: StyleSheetAdded event should fire.

-- Running test case: AddExternalStyleSheet
PASS: StyleSheetAdded event should fire.
Added StyleSheet with URL: inspector/css/resources/external.css

-- Running test case: DisableExternalStyleSheet
PASS: StyleSheetRemoved event should fire for the same CSSStyleSheet.

-- Running test case: EnableExternalStyleSheet
PASS: StyleSheetAdded event should fire with a new CSSStyleSheet.

-- Running test case: DisableExternalStyleSheetViaMediaAttribute
PASS: StyleSheetRemoved event should fire for the same CSSStyleSheet.

-- Running test case: EnableExternalStyleSheetViaMediaAttribute
PASS: StyleSheetAdded event should fire with a new CSSStyleSheet.

-- Running test case: RemoveExternalStyleSheet
PASS: StyleSheetAdded event should fire.
Removed StyleSheet with URL: inspector/css/resources/external.css