Fix spelling error.



git-svn-id: http://skia.googlecode.com/svn/trunk@7376 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/GrContext.cpp b/src/gpu/GrContext.cpp
index 4bd4893..4641583 100644
--- a/src/gpu/GrContext.cpp
+++ b/src/gpu/GrContext.cpp
@@ -200,7 +200,7 @@
     GrDrawTarget::AutoStateRestore asr(target, GrDrawTarget::kReset_ASRInit);
     GrDrawState* drawState = target->drawState();
     drawState->setRenderTarget(rt);
-    SkAutoTUnref<GrEffectRef> conv(GrConvolutionEffect::CreateGuassian(texture,
+    SkAutoTUnref<GrEffectRef> conv(GrConvolutionEffect::CreateGaussian(texture,
                                                                        direction,
                                                                        radius,
                                                                        sigma));