Conservative SkTextBlob bounds.

include/core/SkTextBlob.h

Index: include/core/SkTextBlob.h
diff --git a/include/core/SkTextBlob.h b/include/core/SkTextBlob.h
index 334cfb98c4595d2d51844e55c82880b89de9a34e..96ab2f738262fdd6042668d422e3892b9828a469 100644
--- a/include/core/SkTextBlob.h
+++ b/include/core/SkTextBlob.h
@@ -23,7 +23,7 @@ class SkWriteBuffer;
 class SK_API SkTextBlob : public SkRefCnt {
 public:
     /**
-     *  Returns the blob bounding box.
+     *  Returns a conservative blob bounding box.
      */
     const SkRect& bounds() const { return fBounds; }
 
@@ -188,6 +188,9 @@ private:
                   int count, SkPoint offset);
     void updateDeferredBounds();
 
+    static SkRect conservativeRunBounds(const SkTextBlob::RunRecord&);

[reed1, 2015/01/28 15:02:22]

nit: static functions are Capitalized()

[f(malita), 2015/01/28 15:14:37]

Done.

+    static SkRect tightRunBounds(const SkTextBlob::RunRecord&);
+
     SkAutoTMalloc<uint8_t> fStorage;
     size_t                 fStorageSize;
     size_t                 fStorageUsed;