Fix glGetQueryObjectiv call on devices which expect EXT variants.

gpu/command_buffer/service/gpu_tracer_unittest.cc

Index: gpu/command_buffer/service/gpu_tracer_unittest.cc
diff --git a/gpu/command_buffer/service/gpu_tracer_unittest.cc b/gpu/command_buffer/service/gpu_tracer_unittest.cc
index 1b55e785e4517576c002fbd6fc90183d4582c150..142914e4b36f56bfc1d89d0ccc6f369a09f0e2da 100644
--- a/gpu/command_buffer/service/gpu_tracer_unittest.cc
+++ b/gpu/command_buffer/service/gpu_tracer_unittest.cc
@@ -88,7 +88,7 @@ class GlFakeQueries {
     }
   }
 
-  void GetQueryObjectiv(GLuint id, GLenum pname, GLint* params) {
+  void GetQueryObjectivARB(GLuint id, GLenum pname, GLint* params) {
     switch (pname) {
       case GL_QUERY_RESULT_AVAILABLE: {
         std::map<GLuint, GLint64>::iterator it = query_timestamp_.find(id);
@@ -99,7 +99,7 @@ class GlFakeQueries {
         break;
       }
       default:
-        FAIL() << "Invalid variable passed to GetQueryObjectiv: " << pname;
+        FAIL() << "Invalid variable passed to GetQueryObjectivARB: " << pname;
     }
   }
 
@@ -255,10 +255,10 @@ class BaseGpuTest : public GpuServiceTest {
           .WillRepeatedly(
               Invoke(&gl_fake_queries_, &GlFakeQueries::GenQueriesARB));
 
-      EXPECT_CALL(*gl_, GetQueryObjectiv(_, GL_QUERY_RESULT_AVAILABLE,
+      EXPECT_CALL(*gl_, GetQueryObjectivARB(_, GL_QUERY_RESULT_AVAILABLE,
                                          NotNull()))
           .WillRepeatedly(
-               Invoke(&gl_fake_queries_, &GlFakeQueries::GetQueryObjectiv));
+               Invoke(&gl_fake_queries_, &GlFakeQueries::GetQueryObjectivARB));
 
       if (GetTracerType() == kTracerTypeDisjointTimer) {
         EXPECT_CALL(*gl_, GetInteger64v(GL_TIMESTAMP, _))