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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/177637">177637</a></dd>
<dt>Author</dt> <dd>antti@apple.com</dd>
<dt>Date</dt> <dd>2014-12-22 11:14:58 -0800 (Mon, 22 Dec 2014)</dd>
</dl>
<h3>Log Message</h3>
<pre>Generic font code should not know about SVG font missing glyph
https://bugs.webkit.org/show_bug.cgi?id=139864
Reviewed by Andreas Kling and Myles Maxfield.
The defined missing glyph is an SVG font concept and should be handled in SVG code.
* platform/graphics/FontGlyphs.cpp:
(WebCore::FontGlyphs::glyphDataForSystemFallback):
(WebCore::FontGlyphs::glyphDataForVariant):
Return null glyph instead of the missing glyph (the missing glyph was already a null glyph in all non-svg-font cases).
Use early return style.
* platform/graphics/FontGlyphs.h:
* platform/graphics/SegmentedFontData.cpp:
* platform/graphics/SimpleFontData.cpp:
(WebCore::SimpleFontData::platformGlyphInit):
* platform/graphics/SimpleFontData.h:
Remove the missingGlyph member.
* platform/graphics/WidthIterator.cpp:
(WebCore::WidthIterator::advanceInternal):
Explicitly skip over null glyphs. Before they had non-null fontData and would get skipped implicitly.
* platform/graphics/mac/SimpleFontDataMac.mm:
* rendering/svg/SVGTextRunRenderingContext.cpp:
(WebCore::missingGlyphForFont):
Get the missing glyph from the SVG font element.
(WebCore::SVGTextRunRenderingContext::glyphDataForCharacter):
Return the missing glyph if the normal lookup didn't produce results.
* svg/SVGFontData.cpp:
(WebCore::SVGFontData::initializeFontData):</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCoreplatformgraphicsFontGlyphscpp">trunk/Source/WebCore/platform/graphics/FontGlyphs.cpp</a></li>
<li><a href="#trunkSourceWebCoreplatformgraphicsFontGlyphsh">trunk/Source/WebCore/platform/graphics/FontGlyphs.h</a></li>
<li><a href="#trunkSourceWebCoreplatformgraphicsSegmentedFontDatacpp">trunk/Source/WebCore/platform/graphics/SegmentedFontData.cpp</a></li>
<li><a href="#trunkSourceWebCoreplatformgraphicsSimpleFontDatacpp">trunk/Source/WebCore/platform/graphics/SimpleFontData.cpp</a></li>
<li><a href="#trunkSourceWebCoreplatformgraphicsSimpleFontDatah">trunk/Source/WebCore/platform/graphics/SimpleFontData.h</a></li>
<li><a href="#trunkSourceWebCoreplatformgraphicsWidthIteratorcpp">trunk/Source/WebCore/platform/graphics/WidthIterator.cpp</a></li>
<li><a href="#trunkSourceWebCoreplatformgraphicsmacSimpleFontDataMacmm">trunk/Source/WebCore/platform/graphics/mac/SimpleFontDataMac.mm</a></li>
<li><a href="#trunkSourceWebCorerenderingsvgSVGTextRunRenderingContextcpp">trunk/Source/WebCore/rendering/svg/SVGTextRunRenderingContext.cpp</a></li>
<li><a href="#trunkSourceWebCoresvgSVGFontDatacpp">trunk/Source/WebCore/svg/SVGFontData.cpp</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (177636 => 177637)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2014-12-22 19:04:45 UTC (rev 177636)
+++ trunk/Source/WebCore/ChangeLog        2014-12-22 19:14:58 UTC (rev 177637)
</span><span class="lines">@@ -1,3 +1,45 @@
</span><ins>+2014-12-22 Antti Koivisto <antti@apple.com>
+
+ Generic font code should not know about SVG font missing glyph
+ https://bugs.webkit.org/show_bug.cgi?id=139864
+
+ Reviewed by Andreas Kling and Myles Maxfield.
+
+ The defined missing glyph is an SVG font concept and should be handled in SVG code.
+
+ * platform/graphics/FontGlyphs.cpp:
+ (WebCore::FontGlyphs::glyphDataForSystemFallback):
+ (WebCore::FontGlyphs::glyphDataForVariant):
+
+ Return null glyph instead of the missing glyph (the missing glyph was already a null glyph in all non-svg-font cases).
+ Use early return style.
+
+ * platform/graphics/FontGlyphs.h:
+ * platform/graphics/SegmentedFontData.cpp:
+ * platform/graphics/SimpleFontData.cpp:
+ (WebCore::SimpleFontData::platformGlyphInit):
+ * platform/graphics/SimpleFontData.h:
+
+ Remove the missingGlyph member.
+
+ * platform/graphics/WidthIterator.cpp:
+ (WebCore::WidthIterator::advanceInternal):
+
+ Explicitly skip over null glyphs. Before they had non-null fontData and would get skipped implicitly.
+
+ * platform/graphics/mac/SimpleFontDataMac.mm:
+ * rendering/svg/SVGTextRunRenderingContext.cpp:
+ (WebCore::missingGlyphForFont):
+
+ Get the missing glyph from the SVG font element.
+
+ (WebCore::SVGTextRunRenderingContext::glyphDataForCharacter):
+
+ Return the missing glyph if the normal lookup didn't produce results.
+
+ * svg/SVGFontData.cpp:
+ (WebCore::SVGFontData::initializeFontData):
+
</ins><span class="cx"> 2014-12-22 Chris Dumez <cdumez@apple.com>
</span><span class="cx">
</span><span class="cx"> Move "Auto" CSS properties to the new StyleBuilder
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformgraphicsFontGlyphscpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/graphics/FontGlyphs.cpp (177636 => 177637)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/graphics/FontGlyphs.cpp        2014-12-22 19:04:45 UTC (rev 177636)
+++ trunk/Source/WebCore/platform/graphics/FontGlyphs.cpp        2014-12-22 19:14:58 UTC (rev 177637)
</span><span class="lines">@@ -31,6 +31,7 @@
</span><span class="cx">
</span><span class="cx"> #include "Font.h"
</span><span class="cx"> #include "FontCache.h"
</span><ins>+#include "GlyphPageTreeNode.h"
</ins><span class="cx"> #include "SegmentedFontData.h"
</span><span class="cx">
</span><span class="cx"> namespace WebCore {
</span><span class="lines">@@ -277,32 +278,26 @@
</span><span class="cx"> }
</span><span class="cx"> const SimpleFontData* originalFontData = primaryFontData(description)->fontDataForCharacter(c);
</span><span class="cx"> RefPtr<SimpleFontData> characterFontData = fontCache().systemFallbackForCharacters(description, originalFontData, m_isForPlatformFont, codeUnits, codeUnitsLength);
</span><del>- if (characterFontData) {
- if (characterFontData->platformData().orientation() == Vertical && !characterFontData->hasVerticalGlyphs() && Font::isCJKIdeographOrSymbol(c))
- variant = BrokenIdeographVariant;
- if (variant != NormalVariant)
- characterFontData = characterFontData->variantFontData(description, variant);
</del><ins>+ if (!characterFontData)
+ return GlyphData();
+
+ if (characterFontData->platformData().orientation() == Vertical && !characterFontData->hasVerticalGlyphs() && Font::isCJKIdeographOrSymbol(c))
+ variant = BrokenIdeographVariant;
+ if (variant != NormalVariant) {
+ characterFontData = characterFontData->variantFontData(description, variant);
+ ASSERT(characterFontData);
</ins><span class="cx"> }
</span><del>- if (characterFontData) {
- // Got the fallback glyph and font.
- GlyphPage* fallbackPage = GlyphPageTreeNode::getRootChild(characterFontData.get(), pageNumber)->page();
- GlyphData data = fallbackPage && fallbackPage->fontDataForCharacter(c) ? fallbackPage->glyphDataForCharacter(c) : characterFontData->missingGlyphData();
- // Cache it so we don't have to do system fallback again next time.
- if (variant == NormalVariant) {
- node.page()->setGlyphDataForCharacter(c, data.glyph, data.fontData);
- data.fontData->setMaxGlyphPageTreeLevel(std::max(data.fontData->maxGlyphPageTreeLevel(), node.level()));
- if (!Font::isCJKIdeographOrSymbol(c) && data.fontData->platformData().orientation() != Horizontal && !data.fontData->isTextOrientationFallback())
- return glyphDataForNonCJKCharacterWithGlyphOrientation(c, description.nonCJKGlyphOrientation(), data, pageNumber);
- }
- return data;
- }
</del><span class="cx">
</span><del>- // Even system fallback can fail; use the missing glyph in that case.
- // FIXME: It would be nicer to use the missing glyph from the last resort font instead.
- GlyphData data = primarySimpleFontData(description)->missingGlyphData();
- if (variant == NormalVariant) {
</del><ins>+ GlyphData data;
+ if (GlyphPage* fallbackPage = GlyphPageTreeNode::getRootChild(characterFontData.get(), pageNumber)->page())
+ data = fallbackPage->glyphDataForCharacter(c);
+
+ // Cache it so we don't have to do system fallback again next time.
+ if (variant == NormalVariant && data.glyph) {
</ins><span class="cx"> node.page()->setGlyphDataForCharacter(c, data.glyph, data.fontData);
</span><span class="cx"> data.fontData->setMaxGlyphPageTreeLevel(std::max(data.fontData->maxGlyphPageTreeLevel(), node.level()));
</span><ins>+ if (!Font::isCJKIdeographOrSymbol(c) && data.fontData->platformData().orientation() != Horizontal && !data.fontData->isTextOrientationFallback())
+ return glyphDataForNonCJKCharacterWithGlyphOrientation(c, description.nonCJKGlyphOrientation(), data, pageNumber);
</ins><span class="cx"> }
</span><span class="cx"> return data;
</span><span class="cx"> }
</span><span class="lines">@@ -321,15 +316,12 @@
</span><span class="cx">
</span><span class="cx"> GlyphPageTreeNode* variantNode = GlyphPageTreeNode::getRootChild(variantFontData.get(), pageNumber);
</span><span class="cx"> GlyphPage* variantPage = variantNode->page();
</span><del>- if (variantPage) {
- GlyphData data = variantPage->glyphDataForCharacter(c);
- if (data.fontData)
- return data;
- }
</del><ins>+ if (variantPage)
+ return variantPage->glyphDataForCharacter(c);
</ins><span class="cx">
</span><span class="cx"> // Do not attempt system fallback off the variantFontData. This is the very unlikely case that
</span><span class="cx"> // a font has the lowercase character but the small caps font does not have its uppercase version.
</span><del>- return variantFontData->missingGlyphData();
</del><ins>+ return GlyphData();
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> if (node->isSystemFallback())
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformgraphicsFontGlyphsh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/graphics/FontGlyphs.h (177636 => 177637)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/graphics/FontGlyphs.h        2014-12-22 19:04:45 UTC (rev 177636)
+++ trunk/Source/WebCore/platform/graphics/FontGlyphs.h        2014-12-22 19:14:58 UTC (rev 177637)
</span><span class="lines">@@ -22,6 +22,7 @@
</span><span class="cx"> #define FontGlyphs_h
</span><span class="cx">
</span><span class="cx"> #include "FontSelector.h"
</span><ins>+#include "GlyphPage.h"
</ins><span class="cx"> #include "SimpleFontData.h"
</span><span class="cx"> #include "WidthCache.h"
</span><span class="cx"> #include <wtf/Forward.h>
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformgraphicsSegmentedFontDatacpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/graphics/SegmentedFontData.cpp (177636 => 177637)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/graphics/SegmentedFontData.cpp        2014-12-22 19:04:45 UTC (rev 177636)
+++ trunk/Source/WebCore/platform/graphics/SegmentedFontData.cpp        2014-12-22 19:14:58 UTC (rev 177637)
</span><span class="lines">@@ -26,6 +26,7 @@
</span><span class="cx"> #include "config.h"
</span><span class="cx"> #include "SegmentedFontData.h"
</span><span class="cx">
</span><ins>+#include "GlyphPageTreeNode.h"
</ins><span class="cx"> #include "SimpleFontData.h"
</span><span class="cx"> #include <wtf/Assertions.h>
</span><span class="cx"> #include <wtf/text/WTFString.h>
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformgraphicsSimpleFontDatacpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/graphics/SimpleFontData.cpp (177636 => 177637)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/graphics/SimpleFontData.cpp        2014-12-22 19:04:45 UTC (rev 177636)
+++ trunk/Source/WebCore/platform/graphics/SimpleFontData.cpp        2014-12-22 19:14:58 UTC (rev 177637)
</span><span class="lines">@@ -35,6 +35,7 @@
</span><span class="cx"> #endif
</span><span class="cx"> #include "Font.h"
</span><span class="cx"> #include "FontCache.h"
</span><ins>+#include "GlyphPageTreeNode.h"
</ins><span class="cx"> #include "OpenTypeMathData.h"
</span><span class="cx"> #include <wtf/MathExtras.h>
</span><span class="cx">
</span><span class="lines">@@ -124,8 +125,6 @@
</span><span class="cx"> m_adjustedSpaceWidth = 0;
</span><span class="cx"> determinePitch();
</span><span class="cx"> m_zeroWidthSpaceGlyph = 0;
</span><del>- m_missingGlyphData.fontData = this;
- m_missingGlyphData.glyph = 0;
</del><span class="cx"> return;
</span><span class="cx"> }
</span><span class="cx">
</span><span class="lines">@@ -149,9 +148,6 @@
</span><span class="cx"> // See <http://bugs.webkit.org/show_bug.cgi?id=13178> and SimpleFontData::isZeroWidthSpaceGlyph()
</span><span class="cx"> if (m_zeroWidthSpaceGlyph == m_spaceGlyph)
</span><span class="cx"> m_zeroWidthSpaceGlyph = 0;
</span><del>-
- m_missingGlyphData.fontData = this;
- m_missingGlyphData.glyph = 0;
</del><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> SimpleFontData::~SimpleFontData()
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformgraphicsSimpleFontDatah"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/graphics/SimpleFontData.h (177636 => 177637)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/graphics/SimpleFontData.h        2014-12-22 19:04:45 UTC (rev 177636)
+++ trunk/Source/WebCore/platform/graphics/SimpleFontData.h        2014-12-22 19:14:58 UTC (rev 177637)
</span><span class="lines">@@ -31,7 +31,6 @@
</span><span class="cx"> #include "FloatRect.h"
</span><span class="cx"> #include "GlyphBuffer.h"
</span><span class="cx"> #include "GlyphMetricsMap.h"
</span><del>-#include "GlyphPageTreeNode.h"
</del><span class="cx"> #include "OpenTypeMathData.h"
</span><span class="cx"> #if ENABLE(OPENTYPE_VERTICAL)
</span><span class="cx"> #include "OpenTypeVerticalData.h"
</span><span class="lines">@@ -60,8 +59,10 @@
</span><span class="cx">
</span><span class="cx"> namespace WebCore {
</span><span class="cx">
</span><ins>+class GlyphPage;
</ins><span class="cx"> class FontDescription;
</span><span class="cx"> class SharedBuffer;
</span><ins>+struct GlyphData;
</ins><span class="cx"> struct WidthIterator;
</span><span class="cx">
</span><span class="cx"> enum FontDataVariant { AutoVariant, NormalVariant, SmallCapsVariant, EmphasisMarkVariant, BrokenIdeographVariant };
</span><span class="lines">@@ -180,9 +181,6 @@
</span><span class="cx"> virtual bool isLoading() const override { return m_isLoading; }
</span><span class="cx"> virtual bool isSegmented() const override;
</span><span class="cx">
</span><del>- const GlyphData& missingGlyphData() const { return m_missingGlyphData; }
- void setMissingGlyphData(const GlyphData& glyphData) { m_missingGlyphData = glyphData; }
-
</del><span class="cx"> #ifndef NDEBUG
</span><span class="cx"> virtual String description() const override;
</span><span class="cx"> #endif
</span><span class="lines">@@ -272,8 +270,6 @@
</span><span class="cx">
</span><span class="cx"> Glyph m_zeroWidthSpaceGlyph;
</span><span class="cx">
</span><del>- GlyphData m_missingGlyphData;
-
</del><span class="cx"> struct DerivedFontData {
</span><span class="cx"> explicit DerivedFontData(bool custom)
</span><span class="cx"> : forCustomFont(custom)
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformgraphicsWidthIteratorcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/graphics/WidthIterator.cpp (177636 => 177637)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/graphics/WidthIterator.cpp        2014-12-22 19:04:45 UTC (rev 177636)
+++ trunk/Source/WebCore/platform/graphics/WidthIterator.cpp        2014-12-22 19:14:58 UTC (rev 177637)
</span><span class="lines">@@ -179,8 +179,11 @@
</span><span class="cx"> int currentCharacter = textIterator.currentCharacter();
</span><span class="cx"> const GlyphData& glyphData = glyphDataForCharacter(character, rtl, currentCharacter, advanceLength, normalizedSpacesStringCache);
</span><span class="cx"> Glyph glyph = glyphData.glyph;
</span><ins>+ if (!glyph) {
+ textIterator.advance(advanceLength);
+ continue;
+ }
</ins><span class="cx"> const SimpleFontData* fontData = glyphData.fontData;
</span><del>-
</del><span class="cx"> ASSERT(fontData);
</span><span class="cx">
</span><span class="cx"> // Now that we have a glyph and font data, get its width.
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformgraphicsmacSimpleFontDataMacmm"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/graphics/mac/SimpleFontDataMac.mm (177636 => 177637)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/graphics/mac/SimpleFontDataMac.mm        2014-12-22 19:04:45 UTC (rev 177636)
+++ trunk/Source/WebCore/platform/graphics/mac/SimpleFontDataMac.mm        2014-12-22 19:14:58 UTC (rev 177637)
</span><span class="lines">@@ -35,6 +35,7 @@
</span><span class="cx"> #import "Font.h"
</span><span class="cx"> #import "FontCache.h"
</span><span class="cx"> #import "FontDescription.h"
</span><ins>+#import "GlyphPageTreeNode.h"
</ins><span class="cx"> #import "SharedBuffer.h"
</span><span class="cx"> #import "WebCoreSystemInterface.h"
</span><span class="cx"> #if USE(APPKIT)
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingsvgSVGTextRunRenderingContextcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/svg/SVGTextRunRenderingContext.cpp (177636 => 177637)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/svg/SVGTextRunRenderingContext.cpp        2014-12-22 19:04:45 UTC (rev 177636)
+++ trunk/Source/WebCore/rendering/svg/SVGTextRunRenderingContext.cpp        2014-12-22 19:14:58 UTC (rev 177637)
</span><span class="lines">@@ -290,36 +290,40 @@
</span><span class="cx"> }
</span><span class="cx"> }
</span><span class="cx">
</span><ins>+static GlyphData missingGlyphForFont(const Font& font)
+{
+ const SimpleFontData* primaryFontData = font.primaryFont();
+ if (!primaryFontData->isSVGFont())
+ return GlyphData();
+ SVGFontElement* fontElement;
+ SVGFontFaceElement* fontFaceElement;
+ svgFontAndFontFaceElementForFontData(primaryFontData, fontFaceElement, fontElement);
+ return GlyphData(fontElement->missingGlyph(), primaryFontData);
+}
+
</ins><span class="cx"> GlyphData SVGTextRunRenderingContext::glyphDataForCharacter(const Font& font, WidthIterator& iterator, UChar32 character, bool mirror, int currentCharacter, unsigned& advanceLength, String& normalizedSpacesStringCache)
</span><span class="cx"> {
</span><del>- const SimpleFontData* primaryFont = font.primaryFont();
- ASSERT(primaryFont);
-
</del><span class="cx"> GlyphData glyphData = font.glyphDataForCharacter(character, mirror, AutoVariant);
</span><ins>+ if (!glyphData.glyph)
+ return missingGlyphForFont(font);
</ins><span class="cx">
</span><del>- // Check if we have the missing glyph data, in which case we can just return.
- GlyphData missingGlyphData = primaryFont->missingGlyphData();
- if (glyphData.glyph == missingGlyphData.glyph && glyphData.fontData == missingGlyphData.fontData) {
- ASSERT(glyphData.fontData);
- return glyphData;
- }
</del><ins>+ ASSERT(glyphData.fontData);
</ins><span class="cx">
</span><span class="cx"> // Characters enclosed by an <altGlyph> element, may not be registered in the GlyphPage.
</span><del>- if (glyphData.fontData && !glyphData.fontData->isSVGFont()) {
</del><ins>+ if (!glyphData.fontData->isSVGFont()) {
</ins><span class="cx"> auto& elementRenderer = is<RenderElement>(renderer()) ? downcast<RenderElement>(renderer()) : *renderer().parent();
</span><span class="cx"> if (Element* parentRendererElement = elementRenderer.element()) {
</span><span class="cx"> if (is<SVGAltGlyphElement>(*parentRendererElement))
</span><del>- glyphData.fontData = primaryFont;
</del><ins>+ glyphData.fontData = font.primaryFont();
</ins><span class="cx"> }
</span><span class="cx"> }
</span><span class="cx">
</span><del>- const SimpleFontData* fontData = glyphData.fontData;
- if (!fontData || !fontData->isSVGFont())
</del><ins>+ if (!glyphData.fontData->isSVGFont())
</ins><span class="cx"> return glyphData;
</span><span class="cx">
</span><span class="cx"> SVGFontElement* fontElement = nullptr;
</span><span class="cx"> SVGFontFaceElement* fontFaceElement = nullptr;
</span><del>- const SVGFontData* svgFontData = svgFontAndFontFaceElementForFontData(fontData, fontFaceElement, fontElement);
</del><ins>+ const SVGFontData* svgFontData = svgFontAndFontFaceElementForFontData(glyphData.fontData, fontFaceElement, fontElement);
</ins><span class="cx"> if (!svgFontData)
</span><span class="cx"> return glyphData;
</span><span class="cx">
</span><span class="lines">@@ -329,6 +333,8 @@
</span><span class="cx"> // arabic-form/orientation/... may not match, we have to apply SVG Glyph selection to discover that.
</span><span class="cx"> if (svgFontData->applySVGGlyphSelection(iterator, glyphData, mirror, currentCharacter, advanceLength, normalizedSpacesStringCache))
</span><span class="cx"> return glyphData;
</span><ins>+
+ GlyphData missingGlyphData = missingGlyphForFont(font);
</ins><span class="cx"> if (missingGlyphData.glyph)
</span><span class="cx"> return missingGlyphData;
</span><span class="cx">
</span></span></pre></div>
<a id="trunkSourceWebCoresvgSVGFontDatacpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/svg/SVGFontData.cpp (177636 => 177637)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/svg/SVGFontData.cpp        2014-12-22 19:04:45 UTC (rev 177636)
+++ trunk/Source/WebCore/svg/SVGFontData.cpp        2014-12-22 19:14:58 UTC (rev 177637)
</span><span class="lines">@@ -22,6 +22,7 @@
</span><span class="cx"> #if ENABLE(SVG_FONTS)
</span><span class="cx"> #include "SVGFontData.h"
</span><span class="cx">
</span><ins>+#include "GlyphPageTreeNode.h"
</ins><span class="cx"> #include "RenderElement.h"
</span><span class="cx"> #include "SVGAltGlyphElement.h"
</span><span class="cx"> #include "SVGFontElement.h"
</span><span class="lines">@@ -63,13 +64,6 @@
</span><span class="cx"> SVGFontFaceElement* svgFontFaceElement = this->svgFontFaceElement();
</span><span class="cx"> ASSERT(svgFontFaceElement);
</span><span class="cx">
</span><del>- SVGFontElement* svgFontElement = svgFontFaceElement->associatedFontElement();
- ASSERT(svgFontElement);
- GlyphData missingGlyphData;
- missingGlyphData.fontData = fontData;
- missingGlyphData.glyph = svgFontElement->missingGlyph();
- fontData->setMissingGlyphData(missingGlyphData);
-
</del><span class="cx"> fontData->setZeroWidthSpaceGlyph(0);
</span><span class="cx"> fontData->determinePitch();
</span><span class="cx">
</span></span></pre>
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