Add pointer-events="bounding-box" for svg content.

Source/core/rendering/svg/SVGInlineTextBox.cpp

Index: Source/core/rendering/svg/SVGInlineTextBox.cpp
diff --git a/Source/core/rendering/svg/SVGInlineTextBox.cpp b/Source/core/rendering/svg/SVGInlineTextBox.cpp
index 350fc637211097b89c9aab6195e081ac29c80d98..96ae895ce0704f6bd1a988d72ed8016aca368665 100644
--- a/Source/core/rendering/svg/SVGInlineTextBox.cpp
+++ b/Source/core/rendering/svg/SVGInlineTextBox.cpp
@@ -738,7 +738,8 @@ bool SVGInlineTextBox::nodeAtPoint(const HitTestRequest& request, HitTestResult&
     PointerEventsHitRules hitRules(PointerEventsHitRules::SVG_TEXT_HITTESTING, request, renderer()->style()->pointerEvents());
     bool isVisible = renderer()->style()->visibility() == VISIBLE;
     if (isVisible || !hitRules.requireVisible) {
-        if ((hitRules.canHitStroke && (renderer()->style()->svgStyle()->hasStroke() || !hitRules.requireStroke))
+        if (hitRules.canHitBoundingBox

[pdr., 2013/11/01 03:42:00]

I think the 1.2 spec requires that hit testing work even when the element is not
visible.

[Erik Dahlström (inactive), 2013/11/29 16:30:48]

PointerEventsHitRules.requireVisible is always false for PE_BOUNDINGBOX, so we
should enter this if-branch. There is at least one test for display:none text
elements in this CL.

+            || (hitRules.canHitStroke && (renderer()->style()->svgStyle()->hasStroke() || !hitRules.requireStroke))
             || (hitRules.canHitFill && (renderer()->style()->svgStyle()->hasFill() || !hitRules.requireFill))) {
             FloatPoint boxOrigin(x(), y());
             boxOrigin.moveBy(accumulatedOffset);