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

Source/core/rendering/svg/RenderSVGContainer.cpp

Index: Source/core/rendering/svg/RenderSVGContainer.cpp
diff --git a/Source/core/rendering/svg/RenderSVGContainer.cpp b/Source/core/rendering/svg/RenderSVGContainer.cpp
index f9a9bf16c9a72b02a413a2f7c748f10851711242..4e4c65a892f80c03e9372df08a4647c9cad2e899 100644
--- a/Source/core/rendering/svg/RenderSVGContainer.cpp
+++ b/Source/core/rendering/svg/RenderSVGContainer.cpp
@@ -185,6 +185,13 @@ bool RenderSVGContainer::nodeAtFloatPoint(const HitTestRequest& request, HitTest
 
     // Spec: Only graphical elements can be targeted by the mouse, period.

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

We should remove this comment now.

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

Done.

     // 16.4: "If there are no graphics elements whose relevant graphics content is under the pointer (i.e., there is no target element), the event is not dispatched."

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

Can you move this comment above "return false;"?

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

Done.

+
+    // pointer-events=boundingBox makes it possible for containers to be direct targets

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

Can you add an assert here that the object bounding box is valid?
ASSERT(isObjectBoundingBoxValid());

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

Done.

+    if (style()->pointerEvents() == PE_BOUNDINGBOX && objectBoundingBox().contains(localPoint)) {
+        updateHitTestResult(result, roundedLayoutPoint(localPoint));
+        return true;
+    }
+
     return false;
 }