Remove stray semicolons.

Turns out function declarations don't end in semicolons...

BUG=skia:

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2720

No public API changes.
TBR=reed@google.com

Change-Id: I72b56d52e1ff7fa6e89c295b0de8c46599791ebb
Reviewed-on: https://skia-review.googlesource.com/2720
Reviewed-by: Mike Klein <mtklein@chromium.org>
Commit-Queue: Mike Klein <mtklein@chromium.org>
diff --git a/tests/PrimitiveProcessorTest.cpp b/tests/PrimitiveProcessorTest.cpp
index fc53f18..9ca6575 100644
--- a/tests/PrimitiveProcessorTest.cpp
+++ b/tests/PrimitiveProcessorTest.cpp
@@ -58,7 +58,7 @@
                 for (auto i = 0; i < numAttribs; ++i) {
                     this->addVertexAttrib(fAttribNames[i].c_str(), kVec2f_GrVertexAttribType);
                 }
-            };
+            }
             const char* name() const override { return "Dummy GP"; }
 
             GrGLSLPrimitiveProcessor* createGLSLInstance(const GrGLSLCaps&) const override {