The HTML parser should lazy attach.

LayoutTests/platform/win/fast/invalid/003-expected.txt

Index: LayoutTests/platform/win/fast/invalid/003-expected.txt
diff --git a/LayoutTests/platform/win/fast/invalid/003-expected.txt b/LayoutTests/platform/win/fast/invalid/003-expected.txt
index 5c3904f47992b5ce0d3e8f56ba816ace56d565cf..a1da7b0534fffb19a466c198f70ce338aea294b1 100644
--- a/LayoutTests/platform/win/fast/invalid/003-expected.txt
+++ b/LayoutTests/platform/win/fast/invalid/003-expected.txt
@@ -8,8 +8,6 @@ layer at (0,0) size 800x600
           RenderInline {I} at (0,0) size 89x19
             RenderText {#text} at (0,0) size 89x19
               text run at (0,0) width 89: "Italic and Red"
-        RenderInline {FONT} at (0,0) size 0x19 [color=#FF0000]
-          RenderInline {I} at (0,0) size 0x19
         RenderInline {I} at (0,0) size 0x19
       RenderBlock (anonymous) at (0,36) size 784x20
         RenderBlock {P} at (0,0) size 784x20
@@ -37,8 +35,6 @@ layer at (0,0) size 800x600
         RenderInline {FONT} at (0,0) size 0x0 [color=#FF0000]
           RenderInline {I} at (0,0) size 0x0
             RenderText {#text} at (0,0) size 0x0
-        RenderInline {FONT} at (0,0) size 0x0 [color=#FF0000]
-          RenderInline {I} at (0,0) size 0x0
       RenderBlock {P} at (0,144) size 784x20
         RenderInline {FONT} at (0,0) size 123x19 [color=#FF0000]
           RenderInline {I} at (0,0) size 94x19
@@ -49,7 +45,6 @@ layer at (0,0) size 800x600
         RenderText {#text} at (123,0) size 122x19
           text run at (123,0) width 122: " I should not be red."
       RenderBlock (anonymous) at (0,180) size 784x20
-        RenderText {#text} at (0,0) size 0x0
         RenderInline {B} at (0,0) size 135x19
           RenderText {#text} at (0,0) size 35x19
             text run at (0,0) width 35: "Bold "