Bug 862158 - Propagate implied SVG text rotate="" values over the top of inherited values. r=longsonr

layout/reftests/svg/reftest.list

@@ -319,11 +319,14 @@ HTTP(..) == text-scale-03.svg text-scale-03-ref.svg
 == tspan-dxdy-06.svg tspan-dxdy-ref.svg
 == tspan-dxdy-textPath-01.svg tspan-dxdy-textPath-01-ref.svg
 skip-if(B2G) random-if(/^Windows\x20NT\x205\.1/.test(http.oscpu)) == tspan-rotate-01.svg tspan-rotate-ref.svg # Bug 629718 for random failure on WinXP # bug 773482
-skip-if(B2G) random-if(/^Windows\x20NT\x205\.1/.test(http.oscpu)) == tspan-rotate-02.svg tspan-rotate-ref.svg # Bug 629718 for random failure on WinXP # bug 773482
+skip-if(B2G) random-if(/^Windows\x20NT\x205\.1/.test(http.oscpu)) pref(svg.text.css-frames.enabled,false) == tspan-rotate-02.svg tspan-rotate-02.svg # Bug 629718 for random failure on WinXP # bug 773482
+skip-if(B2G) random-if(/^Windows\x20NT\x205\.1/.test(http.oscpu)) pref(svg.text.css-frames.enabled,true) == tspan-rotate-02.svg tspan-rotate-02-ref.svg # Bug 629718 for random failure on WinXP # bug 773482
 skip-if(B2G) random-if(/^Windows\x20NT\x205\.1/.test(http.oscpu)) == tspan-rotate-03.svg tspan-rotate-ref.svg # Bug 629718 for random failure on WinXP # bug 773482
-skip-if(B2G) random-if(/^Windows\x20NT\x205\.1/.test(http.oscpu)) == tspan-rotate-04.svg tspan-rotate-ref.svg # Bug 629718 for random failure on WinXP # bug 773482
+skip-if(B2G) random-if(/^Windows\x20NT\x205\.1/.test(http.oscpu)) pref(svg.text.css-frames.enabled,false) == tspan-rotate-04.svg tspan-rotate-04.svg # Bug 629718 for random failure on WinXP # bug 773482
+skip-if(B2G) random-if(/^Windows\x20NT\x205\.1/.test(http.oscpu)) pref(svg.text.css-frames.enabled,true) == tspan-rotate-04.svg tspan-rotate-04-ref.svg # Bug 629718 for random failure on WinXP # bug 773482
 random-if(/^Windows\x20NT\x205\.1/.test(http.oscpu)) == tspan-rotate-05.svg tspan-rotate-ref.svg # Bug 629718 for random failure on WinXP
 skip-if(B2G) random-if(/^Windows\x20NT\x205\.1/.test(http.oscpu)) == tspan-rotate-06.svg tspan-rotate-ref.svg # Bug 629718 for random failure on WinXP # bug 773482
+== tspan-rotate-07.svg tspan-rotate-07-ref.svg
 == tspan-rotate-textPath-01.svg tspan-rotate-textPath-01-ref.svg
 skip-if(B2G) == tspan-xy-01.svg tspan-xy-ref.svg # bug 773482
 skip-if(B2G) == tspan-xy-02.svg tspan-xy-ref.svg # bug 773482

layout/reftests/svg/tspan-rotate-02-ref.svg

@@ -0,0 +1,11 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<svg xmlns="http://www.w3.org/2000/svg" version="1.1"
+     xmlns:xlink="http://www.w3.org/1999/xlink">
+  <title>Reference for tspan with ancestor rotate attribute</title>
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=333698 -->
+  <text x="50 100 150" y="20 40 80 60" rotate="90 90 90 90 90">abcdef</text>
+  <use xlink:href="tspan-xy-ref.svg#grid"/>
+</svg>

layout/reftests/svg/tspan-rotate-04-ref.svg

@@ -0,0 +1,11 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<svg xmlns="http://www.w3.org/2000/svg" version="1.1"
+     xmlns:xlink="http://www.w3.org/1999/xlink">
+  <title>Reference for tspan with ancestor rotate attribute</title>
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=333698 -->
+  <text x="50 100 150" y="20 40 80 60" rotate="90 45 45 180 180 180">abcdef</text>
+  <use xlink:href="tspan-xy-ref.svg#grid"/>
+</svg>

layout/reftests/svg/tspan-rotate-07-ref.svg

@@ -0,0 +1,8 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<svg xmlns="http://www.w3.org/2000/svg">
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=862158 -->
+  <text x="100" y="100" style="font: 32px sans-serif" rotate="45 0">A B</text>
+</svg>

layout/reftests/svg/tspan-rotate-07.svg

@@ -0,0 +1,8 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<svg xmlns="http://www.w3.org/2000/svg">
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=862158 -->
+  <text x="100" y="100" style="font: 32px sans-serif"><tspan rotate="45">A </tspan>B</text>
+</svg>

layout/svg/nsSVGTextFrame2.cpp

@@ -4673,11 +4673,7 @@ nsSVGTextFrame2::DoGlyphPositioning()
     }
     // Fill in unspecified rotation values.
     if (!mPositions[i].IsAngleSpecified()) {
-      mPositions[i].mAngle = mPositions[i - 1].mAngle;
+      mPositions[i].mAngle = 0.0f;
-      if (mPositions[i].mAngle != 0.0f) {
-        // Any non-zero rotation must begin a run boundary.
-        mPositions[i].mRunBoundary = true;
-      }
     }
   }