[content/common] Convert VLOGs to DVLOGs

content/common/gpu/client/gl_helper_unittest.cc

Index: content/common/gpu/client/gl_helper_unittest.cc
diff --git a/content/common/gpu/client/gl_helper_unittest.cc b/content/common/gpu/client/gl_helper_unittest.cc
index 47e2edf3956c8da2209c73ab217f40fdf3f83861..b69a452172a31dabf7469e885eef221a85d1b7c2 100644
--- a/content/common/gpu/client/gl_helper_unittest.cc
+++ b/content/common/gpu/client/gl_helper_unittest.cc
@@ -123,7 +123,7 @@ class GLHelperTest : public testing::Test {
         // Count all except END traces, as they come in BEGIN/END pairs.
         if (trace_type != "E")
           (*event_counts)[name]++;
-        VLOG(1) << "trace name: " << name;
+        DVLOG(1) << "trace name: " << name;
       }
     }
   }
@@ -1761,8 +1761,8 @@ TEST_F(GLHelperPixelTest, YUVReadbackOptTest) {
   EndTracing(&event_counts);
   int draw_buffer_calls = event_counts["kDrawBuffersEXTImmediate"];
   int draw_arrays_calls = event_counts["kDrawArrays"];
-  VLOG(1) << "Draw buffer calls: " << draw_buffer_calls;
-  VLOG(1) << "DrawArrays calls: " << draw_arrays_calls;
+  DVLOG(1) << "Draw buffer calls: " << draw_buffer_calls;
+  DVLOG(1) << "DrawArrays calls: " << draw_arrays_calls;
 
   if (draw_buffer_calls) {
     // When using MRT, the YUV readback code should only