remove duplicate impl for getFileName() on SkFDStream



git-svn-id: http://skia.googlecode.com/svn/trunk@7854 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/core/SkFDStream.cpp b/src/core/SkFDStream.cpp
index 9e96248..ed94229 100644
--- a/src/core/SkFDStream.cpp
+++ b/src/core/SkFDStream.cpp
@@ -14,7 +14,6 @@
 SkFDStream::~SkFDStream() {}
 bool SkFDStream::rewind() { return false; }
 size_t SkFDStream::read(void*, size_t) { return 0; }
-const char* SkFDStream::getFileName() { return NULL; }
 
 #else