Devirtualize WebGLContextGroup, WebGLGetInfo and WebGLUniformLocation's destructors

Source/core/html/canvas/WebGLUniformLocation.h

Index: Source/core/html/canvas/WebGLUniformLocation.h
diff --git a/Source/core/html/canvas/WebGLUniformLocation.h b/Source/core/html/canvas/WebGLUniformLocation.h
index 2a41d003767d72e0f1b5dfe06689a1eb39b1f426..34e0480c126d8ec3b62e935e56821327e2448fda 100644
--- a/Source/core/html/canvas/WebGLUniformLocation.h
+++ b/Source/core/html/canvas/WebGLUniformLocation.h
@@ -34,10 +34,8 @@
 
 namespace WebCore {
 
-class WebGLUniformLocation : public RefCounted<WebGLUniformLocation>, public ScriptWrappable {
+class WebGLUniformLocation FINAL : public RefCounted<WebGLUniformLocation>, public ScriptWrappable {
 public:
-    virtual ~WebGLUniformLocation() { }
-
     static PassRefPtr<WebGLUniformLocation> create(WebGLProgram*, GC3Dint location);
 
     WebGLProgram* program() const;