gecko-dev/gfx/skia/getpostextpath.patch

diff --git a/gfx/skia/include/core/SkPaint.h b/gfx/skia/include/core/SkPaint.h
--- a/gfx/skia/include/core/SkPaint.h
+++ b/gfx/skia/include/core/SkPaint.h
@@ -836,16 +836,19 @@ public:
 
     /** Return the path (outline) for the specified text.
         Note: just like SkCanvas::drawText, this will respect the Align setting
               in the paint.
     */
     void getTextPath(const void* text, size_t length, SkScalar x, SkScalar y,
                      SkPath* path) const;
 
+    void getPosTextPath(const void* text, size_t length, 
+                        const SkPoint pos[], SkPath* path) const;
+
 #ifdef SK_BUILD_FOR_ANDROID
     const SkGlyph& getUnicharMetrics(SkUnichar);
     const void* findImage(const SkGlyph&);
 
     uint32_t getGenerationID() const;
 #endif
 
     // returns true if the paint's settings (e.g. xfermode + alpha) resolve to
diff --git a/gfx/skia/src/core/SkPaint.cpp b/gfx/skia/src/core/SkPaint.cpp
--- a/gfx/skia/src/core/SkPaint.cpp
+++ b/gfx/skia/src/core/SkPaint.cpp
@@ -1242,16 +1242,43 @@ void SkPaint::getTextPath(const void* te
     const SkPath*   iterPath;
     while ((iterPath = iter.next(&xpos)) != NULL) {
         matrix.postTranslate(xpos - prevXPos, 0);
         path->addPath(*iterPath, matrix);
         prevXPos = xpos;
     }
 }
 
+void SkPaint::getPosTextPath(const void* textData, size_t length,
+                             const SkPoint pos[], SkPath* path) const {
+    SkASSERT(length == 0 || textData != NULL);
+
+    const char* text = (const char*)textData;
+    if (text == NULL || length == 0 || path == NULL) {
+        return;
+    }
+
+    SkTextToPathIter    iter(text, length, *this, false, true);
+    SkMatrix            matrix;
+    SkPoint             prevPos;
+    prevPos.set(0, 0);
+
+    matrix.setScale(iter.getPathScale(), iter.getPathScale());
+    path->reset();
+
+    unsigned int    i = 0;
+    const SkPath*   iterPath;
+    while ((iterPath = iter.next(NULL)) != NULL) {
+        matrix.postTranslate(pos[i].fX - prevPos.fX, pos[i].fY - prevPos.fY);
+        path->addPath(*iterPath, matrix);
+        prevPos = pos[i];
+        i++;
+    }
+}
+
 static void add_flattenable(SkDescriptor* desc, uint32_t tag,
                             SkFlattenableWriteBuffer* buffer) {
     buffer->flatten(desc->addEntry(tag, buffer->size(), NULL));
 }
 
 // SkFontHost can override this choice in FilterRec()
 static SkMask::Format computeMaskFormat(const SkPaint& paint) {
     uint32_t flags = paint.getFlags();