Relanding r71472....

app/gfx/gl/gl_implementation_win.cc

Index: app/gfx/gl/gl_implementation_win.cc
===================================================================
--- app/gfx/gl/gl_implementation_win.cc	(revision 71474)
+++ app/gfx/gl/gl_implementation_win.cc	(working copy)
@@ -45,7 +45,7 @@
       base::NativeLibrary library = base::LoadNativeLibrary(
           module_path.Append(L"osmesa.dll"));
       if (!library) {
-        DVLOG(1) << "osmesa.dll not found";
+        VLOG(1) << "osmesa.dll not found";
         return false;
       }
 
@@ -78,7 +78,7 @@
       base::NativeLibrary gles_library = base::LoadNativeLibrary(
           module_path.Append(L"libglesv2.dll"));
       if (!gles_library) {
-        LOG(ERROR) << "libglesv2.dll not found";
+        VLOG(1) << "libglesv2.dll not found";
         return false;
       }
 
@@ -87,7 +87,7 @@
       base::NativeLibrary egl_library = base::LoadNativeLibrary(
           module_path.Append(L"libegl.dll"));
       if (!egl_library) {
-        LOG(ERROR) << "libegl.dll not found.";
+        VLOG(1) << "libegl.dll not found.";
         base::UnloadNativeLibrary(gles_library);
         return false;
       }