Fix up SVG frames that never call nsFrame::Init to still notify their content

that it now has a frame.  Bug 287424, r=tor

layout/svg/base/src/nsSVGGlyphFrame.cpp

@@ -256,6 +256,10 @@ nsSVGGlyphFrame::Init(nsPresContext*  aPresContext,
   NS_IF_ADDREF(mContent);
   mParent = aParent;
 
+  if (mContent) {
+    mContent->SetMayHaveFrame(PR_TRUE);
+  }
+  
   // construct our glyphmetrics & glyphgeometry objects:
   nsISVGOuterSVGFrame* outerSVGFrame = GetOuterSVGFrame();
   if (!outerSVGFrame) {

layout/svg/base/src/nsSVGPathGeometryFrame.cpp

@@ -117,6 +117,10 @@ nsSVGPathGeometryFrame::Init(nsPresContext*  aPresContext,
   NS_IF_ADDREF(mContent);
   mParent = aParent;
 
+  if (mContent) {
+    mContent->SetMayHaveFrame(PR_TRUE);
+  }
+  
   Init();
   
   SetStyleContext(aPresContext, aContext);