[css-text] Rely on Bikeshed to handle cross-spec links.

--HG--
extra : rebase_source : 5e5214f27f96265dfe5ec443e0742ae3c2a9498c

Author: tabatkins

css-text/Overview.bs

@@ -268,7 +268,7 @@ Languages and Typesetting</h4>
     Many typographic effects vary by linguistic context.
     In CSS, language-specific typographic tailorings
     are only applied when the content language is known (declared).
-  
+
   <strong class="advisement">Authors should tag their content accurately for the best typographic behavior.</strong>
 
 <h2 id="transforming">
@@ -355,7 +355,7 @@ Languages and Typesetting</h4>
         so that they lay out and line break like ideographs:
       <pre>abbr:lang(ja) { text-transform: full-width; }</pre>
     </div>
-    
+
     <p class="note">
       Note that, as defined in <a href="#order">Text Processing Order of Operations</a>,
       transforming text affects line-breaking and other formatting operations.
@@ -392,7 +392,7 @@ Languages and Typesetting</h4>
       The mapping to fullwidth form is defined by taking code points with
       the <code>&lt;wide&gt;</code> or the <code>&lt;narrow&gt;</code> tag
       in their <code>Decomposition_Mapping</code> in [[!UAX44]].
-      For the <code>&lt;narrow&gt;</code> tag, 
+      For the <code>&lt;narrow&gt;</code> tag,
       the mapping is from the code point to the decomposition (minus <code>&lt;narrow&gt;</code> tag),
       and for the <code>&lt;wide&gt;</code> tag,
       the mapping is from the decomposition (minus the <code>&lt;wide&gt;</code> tag)
@@ -1367,7 +1367,7 @@ Canonical order: N/A
          this will be either the physical top or bottom,
          depending on 'text-orientation'.) [[CSS3-WRITING-MODES]]
     <dt><dfn>right</dfn></dt>
-      <dd>Inline-level content is aligned to the 
+      <dd>Inline-level content is aligned to the
         <a href="http://www.w3.org/TR/css3-writing-modes/#line-right">line right</a>
         edge of the line box.
         (In vertical writing modes,
@@ -1714,7 +1714,7 @@ Handling Symbols and Punctuation</h4>
       (or, if the character's script property is Common,
       then as a <i>typographic letter unit</i> of the dominant script).
 
-    <p>However, by typographic tradition there may be additional rules 
+    <p>However, by typographic tradition there may be additional rules
       controlling the justification of symbols and punctuation.
       Therefore, the UA may reassign specific characters
       or introduce additional levels of prioritization
@@ -1781,7 +1781,7 @@ Possible Algorithms</h4>
   how they are prioritized, or
   when and how multiple levels of <i>justification opportunities</i> interact.
   However, it does require that
-  
+
   <ul>
     <li>
       If a <i>justification opportunity</i> exists within a line,
@@ -1831,7 +1831,7 @@ Possible Algorithms</h4>
     so a UA may, for example, bias towards compression for CJK languages
     but towards expansion for Western alphabetic languages.
 
-    <p>As another example, 
+    <p>As another example,
     3.8 Line Adjustment in [[JLREQ]] gives an example of a set of rules for
     how a text formatter can justify Japanese text.
     A UA could use this algorithm when the 'text-justify' property is ''text-justify:auto''.
@@ -1915,7 +1915,7 @@ Word Spacing: the 'word-spacing' property</h3>
     left in the text after the <a href="#white-space-rules">white space processing rules</a> have been applied,
     and should be applied half on each side of the character
     unless otherwise dictated by typographic tradition.
-    Values may be negative, but there may be implementation-dependent limits.      
+    Values may be negative, but there may be implementation-dependent limits.
 
   <div class="example">
     <p>The following example will make all the spaces between words in Arabic
@@ -1996,7 +1996,7 @@ Word Spacing: the 'word-spacing' property</h3>
   Depending on the justification rules in effect,
   user agents may further increase or decrease the space between <i>typographic character units</i>
   in order to <a href="#text-justify">justify text</a>.
-    
+
   <p>Values have the following meanings:
 
   <dl dfn-for=letter-spacing dfn-type=value>
@@ -2090,7 +2090,7 @@ Word Spacing: the 'word-spacing' property</h3>
     <p>Letter spacing ignores invisible zero-width formatting characters
       (such as those from the Unicode Cf category).
       Spacing must be added as if those characters did not exist in the document.
-    
+
     <p class="example">For example, 'letter-spacing' applied to
       <code>A&amp;#x200B;B</code> is identical to <code>AB</code>,
       regardless of where any element boundaries might fall.
@@ -2447,11 +2447,10 @@ Word Spacing: the 'word-spacing' property</h3>
 <h3 id="bidi-linebox">
 Bidirectionality and Line Boxes</h3>
 
-  <p>The <a href="http://www.w3.org/TR/css3-writing-modes/#start"><i>start</i></a>
-    and <a href="http://www.w3.org/TR/css3-writing-modes/#end"><i>end</i></> edges
-    of a line box are determined by the <i>inline base direction</i> of the line box.
+  <p>The <i>start</i> and <i>end</i> edges of a line box
+    are determined by the <i>inline base direction</i> of the line box.
     In most cases, this is given by its containing block's computed 'direction'.
-    
+
   <p>However if its containing block has ''unicode-bidi: plaintext'' [[!CSS3-WRITING-MODES]],
     the line box's <i>inline base direction</i> must be determined
     by the <i>inline base direction</i> of the <i>bidi paragraph</i> to which it belongs: