- Add patch chromium-skia-system-fontconfig.patch to fix

bsc#1092272

OBS-URL: https://build.opensuse.org/package/show/network:chromium/chromium?expand=0&rev=1123

chromium-skia-system-fontconfig.patch

@@ -0,0 +1,77 @@
+--- a/third_party/skia/src/ports/SkFontHost_FreeType.cpp	2017-10-10 17:42:06.956950985 +0200
++++ b/third_party/skia/src/ports/SkFontHost_FreeType.cpp	2017-10-10 17:46:05.824187787 +0200
+@@ -99,8 +99,6 @@
+     FreeTypeLibrary()
+         : fGetVarDesignCoordinates(nullptr)
+         , fLibrary(nullptr)
+-        , fIsLCDSupported(false)
+-        , fLCDExtra(0)
+     {
+         if (FT_New_Library(&gFTMemory, &fLibrary)) {
+             return;
+@@ -147,12 +145,7 @@
+         }
+ #endif
+ 
+-        // Setup LCD filtering. This reduces color fringes for LCD smoothed glyphs.
+-        // The default has changed over time, so this doesn't mean the same thing to all users.
+-        if (FT_Library_SetLcdFilter(fLibrary, FT_LCD_FILTER_DEFAULT) == 0) {
+-            fIsLCDSupported = true;
+-            fLCDExtra = 2; //Using a filter adds one full pixel to each side.
+-        }
++        FT_Library_SetLcdFilter(fLibrary, FT_LCD_FILTER_DEFAULT);
+     }
+     ~FreeTypeLibrary() {
+         if (fLibrary) {
+@@ -161,8 +153,6 @@
+     }
+ 
+     FT_Library library() { return fLibrary; }
+-    bool isLCDSupported() { return fIsLCDSupported; }
+-    int lcdExtra() { return fLCDExtra; }
+ 
+     // FT_Get_{MM,Var}_{Blend,Design}_Coordinates were added in FreeType 2.7.1.
+     // Prior to this there was no way to get the coordinates out of the FT_Face.
+@@ -173,8 +163,6 @@
+ 
+ private:
+     FT_Library fLibrary;
+-    bool fIsLCDSupported;
+-    int fLCDExtra;
+ 
+     // FT_Library_SetLcdFilterWeights was introduced in FreeType 2.4.0.
+     // The following platforms provide FreeType of at least 2.4.0.
+@@ -704,17 +692,6 @@
+         rec->fTextSize = SkIntToScalar(1 << 14);
+     }
+ 
+-    if (isLCD(*rec)) {
+-        // TODO: re-work so that FreeType is set-up and selected by the SkFontMgr.
+-        SkAutoMutexAcquire ama(gFTMutex);
+-        ref_ft_library();
+-        if (!gFTLibrary->isLCDSupported()) {
+-            // If the runtime Freetype library doesn't support LCD, disable it here.
+-            rec->fMaskFormat = SkMask::kA8_Format;
+-        }
+-        unref_ft_library();
+-    }
+-
+     SkPaint::Hinting h = rec->getHinting();
+     if (SkPaint::kFull_Hinting == h && !isLCD(*rec)) {
+         // collapse full->normal hinting if we're not doing LCD
+@@ -1115,11 +1092,11 @@
+ void SkScalerContext_FreeType::updateGlyphIfLCD(SkGlyph* glyph) {
+     if (isLCD(fRec)) {
+         if (fLCDIsVert) {
+-            glyph->fHeight += gFTLibrary->lcdExtra();
+-            glyph->fTop -= gFTLibrary->lcdExtra() >> 1;
++            glyph->fHeight += 2;
++            glyph->fTop -= 1;
+         } else {
+-            glyph->fWidth += gFTLibrary->lcdExtra();
+-            glyph->fLeft -= gFTLibrary->lcdExtra() >> 1;
++            glyph->fWidth += 2;
++            glyph->fLeft -= 1;
+         }
+     }
+ }

chromium.changes

@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed May  9 08:36:30 UTC 2018 - tchvatal@suse.com
+
+- Add patch chromium-skia-system-fontconfig.patch to fix
+  bsc#1092272
+
 -------------------------------------------------------------------
 Fri May  4 06:53:49 UTC 2018 - guillaume.gardet@opensuse.org
 

chromium.spec

@@ -73,6 +73,9 @@ Patch10:        chromium-sandbox-pie.patch
 # Google seem not too keen on merging this but GPU accel is quite important
 #  https://chromium-review.googlesource.com/c/chromium/src/+/532294
 Patch100:       chromium-vaapi.patch
+# Google does not care much about system libs here
+#  https://bugs.chromium.org/p/skia/issues/detail?id=6663
+Patch101:       chromium-skia-system-fontconfig.patch
 # GN buildsystem related patches
 Patch200:       chromium-last-commit-position-r0.patch
 Patch201:       fix-gn-bootstrap.patch