Add SkCanvas::drawPosTextBounded.

include/core/SkCanvas.h

Index: include/core/SkCanvas.h
diff --git a/include/core/SkCanvas.h b/include/core/SkCanvas.h
index 0a4b7799d5b25002a4d7ed0031bab6e40968ed62..f45fe0f05587b32de063e4969a657aabd48c5ba8 100644
--- a/include/core/SkCanvas.h
+++ b/include/core/SkCanvas.h
@@ -750,6 +750,18 @@ public:
     virtual void drawPosText(const void* text, size_t byteLength,
                              const SkPoint pos[], const SkPaint& paint);
 
+    /** Draw the text, with each character/glyph origin specified by the pos[]
+        array. The origin is interpreted by the Align setting in the paint.
+        @param text The text to be drawn
+        @param byteLength   The number of bytes to read from the text parameter
+        @param pos      Array of positions, used to position each character
+        @param bbox     Precomputed bounding box of the text.
+        @param paint    The paint used for the text (e.g. color, size, style)
+        */
+    virtual void drawPosTextBounded(const void* text, size_t byteLength,
+                                    const SkPoint pos[], const SkRect& bbox,
+                                    const SkPaint& paint);
+
     /** Draw the text, with each character/glyph origin specified by the x
         coordinate taken from the xpos[] array, and the y from the constY param.
         The origin is interpreted by the Align setting in the paint.