Fix for 510931, merge to m44

src/gpu/GrBatchFontCache.cpp

Index: src/gpu/GrBatchFontCache.cpp
diff --git a/src/gpu/GrBatchFontCache.cpp b/src/gpu/GrBatchFontCache.cpp
index 2d6213c085175414adbb861a40d6c90b80d3f301..007f18a3018bed347258b07c5730e4e9efa446bb 100644
--- a/src/gpu/GrBatchFontCache.cpp
+++ b/src/gpu/GrBatchFontCache.cpp
@@ -173,20 +173,20 @@ GrBatchTextStrike::~GrBatchTextStrike() {
     }
 }
 
-GrGlyph* GrBatchTextStrike::generateGlyph(GrGlyph::PackedID packed,
+GrGlyph* GrBatchTextStrike::generateGlyph(const SkGlyph& skGlyph, GrGlyph::PackedID packed,
                                           GrFontScaler* scaler) {
     SkIRect bounds;
     if (GrGlyph::kDistance_MaskStyle == GrGlyph::UnpackMaskStyle(packed)) {
-        if (!scaler->getPackedGlyphDFBounds(packed, &bounds)) {
+        if (!scaler->getPackedGlyphDFBounds(skGlyph, &bounds)) {
             return NULL;
         }
     } else {
-        if (!scaler->getPackedGlyphBounds(packed, &bounds)) {
+        if (!scaler->getPackedGlyphBounds(skGlyph, &bounds)) {
             return NULL;
         }
     }
-    GrMaskFormat format = scaler->getPackedGlyphMaskFormat(packed);
-    
+    GrMaskFormat format = scaler->getPackedGlyphMaskFormat(skGlyph);
+
     GrGlyph* glyph = (GrGlyph*)fPool.alloc(sizeof(GrGlyph), SK_MALLOC_THROW);
     glyph->init(packed, bounds, format);
     fCache.add(glyph);
@@ -206,7 +206,8 @@ void GrBatchTextStrike::removeID(GrBatchAtlas::AtlasID id) {
 }
 
 bool GrBatchTextStrike::addGlyphToAtlas(GrBatchTarget* batchTarget, GrGlyph* glyph,
-                                        GrFontScaler* scaler) {
+                                        GrFontScaler* scaler, const SkGlyph& skGlyph,
+                                        GrMaskFormat expectedMaskFormat) {
     SkASSERT(glyph);
     SkASSERT(scaler);
     SkASSERT(fCache.find(glyph->fPackedID));
@@ -214,27 +215,25 @@ bool GrBatchTextStrike::addGlyphToAtlas(GrBatchTarget* batchTarget, GrGlyph* gly
 
     SkAutoUnref ar(SkSafeRef(scaler));
 
-    int bytesPerPixel = GrMaskFormatBytesPerPixel(glyph->fMaskFormat);
+    int bytesPerPixel = GrMaskFormatBytesPerPixel(expectedMaskFormat);
 
     size_t size = glyph->fBounds.area() * bytesPerPixel;
     GrAutoMalloc<1024> storage(size);
 
     if (GrGlyph::kDistance_MaskStyle == GrGlyph::UnpackMaskStyle(glyph->fPackedID)) {
-        if (!scaler->getPackedGlyphDFImage(glyph->fPackedID, glyph->width(),
-                                           glyph->height(),
+        if (!scaler->getPackedGlyphDFImage(skGlyph, glyph->width(), glyph->height(),
                                            storage.get())) {
             return false;
         }
     } else {
-        if (!scaler->getPackedGlyphImage(glyph->fPackedID, glyph->width(),
-                                         glyph->height(),
-                                         glyph->width() * bytesPerPixel,
+        if (!scaler->getPackedGlyphImage(skGlyph, glyph->width(), glyph->height(),
+                                         glyph->width() * bytesPerPixel, expectedMaskFormat,
                                          storage.get())) {
             return false;
         }
     }
 
-    bool success = fBatchFontCache->addToAtlas(this, &glyph->fID, batchTarget, glyph->fMaskFormat,
+    bool success = fBatchFontCache->addToAtlas(this, &glyph->fID, batchTarget, expectedMaskFormat,
                                                glyph->width(), glyph->height(),
                                                storage.get(), &glyph->fAtlasLocation);
     if (success) {