Reverse dependency between SkScalar.h and SkFixed.h

src/core/SkValidatingReadBuffer.cpp

Index: src/core/SkValidatingReadBuffer.cpp
diff --git a/src/core/SkValidatingReadBuffer.cpp b/src/core/SkValidatingReadBuffer.cpp
index bc5611a3e382902878ca99256f6d26ff0e80c3c2..0906c5ffad109e8787bcb8ebff23e08ed1a740d3 100644
--- a/src/core/SkValidatingReadBuffer.cpp
+++ b/src/core/SkValidatingReadBuffer.cpp
@@ -66,10 +66,6 @@ SkColor SkValidatingReadBuffer::readColor() {
     return this->readInt();
 }
 
-SkFixed SkValidatingReadBuffer::readFixed() {
-    return this->readInt();
-}
-
 int32_t SkValidatingReadBuffer::readInt() {
     const size_t inc = sizeof(int32_t);
     this->validate(IsPtrAlign4(fReader.peek()) && fReader.isAvailable(inc));