We always read out of bounds here. Fix that.

src/sfnt/SkOTTable_name.cpp

Index: src/sfnt/SkOTTable_name.cpp
diff --git a/src/sfnt/SkOTTable_name.cpp b/src/sfnt/SkOTTable_name.cpp
index b536c0a115828d0e7f52ecc12088715c77f2d391..b1b8c256d7b14fd6792229e926d52193e9068689 100644
--- a/src/sfnt/SkOTTable_name.cpp
+++ b/src/sfnt/SkOTTable_name.cpp
@@ -68,7 +68,8 @@ static uint16_t UnicodeFromMacRoman[0x80] = {
 static void SkStringFromMacRoman(const uint8_t* macRoman, size_t length, SkString& utf8) {
     utf8.reset();
     for (size_t i = 0; i < length; ++i) {
-        utf8.appendUnichar(macRoman[i] < 0x80 ? macRoman[i] : UnicodeFromMacRoman[macRoman[i]]);
+        utf8.appendUnichar(macRoman[i] < 0x80 ? macRoman[i]
+                                              : UnicodeFromMacRoman[macRoman[i] - 0x80]);
     }
 }