Rename GrGLUniformManager to GrGLUniform and ref GrGLUniforms directly

src/gpu/gl/GrGLUniformHandle.h

Index: src/gpu/gl/GrGLUniformHandle.h
diff --git a/src/gpu/gl/GrGLUniformHandle.h b/src/gpu/gl/GrGLUniformHandle.h
deleted file mode 100644
index 231dd31c20eb16b86214d1ca899ff0562fcdb215..0000000000000000000000000000000000000000
--- a/src/gpu/gl/GrGLUniformHandle.h
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * Copyright 2012 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef GrUniformHandle_DEFINED
-#define GrUniformHandle_DEFINED
-
-namespace {
-inline int handle_to_index(GrGLUniformManager::UniformHandle h) { return ~h; }
-inline GrGLUniformManager::UniformHandle index_to_handle(int i) { return ~i; }
-}
-
-#endif