Make gpu black list work again on Linux

ui/gl/gl_switches.cc

Index: ui/gl/gl_switches.cc
diff --git a/ui/gl/gl_switches.cc b/ui/gl/gl_switches.cc
index 5327dd5c0ed08a7ff4b15cfafebc8b16eb9c98a8..d25d9449fe08baae7d1521d837e3564aa093ff5f 100644
--- a/ui/gl/gl_switches.cc
+++ b/ui/gl/gl_switches.cc
@@ -93,6 +93,15 @@ const char kOverrideUseGLWithOSMesaForTests[] =
 // Disables specified comma separated GL Extensions if found.
 const char kDisableGLExtensions[] = "disable-gl-extensions";
 
+// GL_VENDOR string.
+const char kGLVendorString[] = "gl-vendor-string";
+
+// GL_RENDERER string.
+const char kGLRendererString[] = "gl-renderer-string";
+
+// GL_VERSION string.
+const char kGLVersionString[] = "gl-version-string";
+
 // This is the list of switches passed from this file that are passed from the
 // GpuProcessHost to the GPU Process. Add your switch to this list if you need
 // to read it in the GPU process, else don't add it.
@@ -107,6 +116,9 @@ const char* kGLSwitchesCopiedFromGpuProcessHost[] = {
   kOverrideUseGLWithOSMesaForTests,
   kUseANGLE,
   kUseDirectComposition,
+  kGLVendorString,
+  kGLRendererString,
+  kGLVersionString,
 };
 const int kGLSwitchesCopiedFromGpuProcessHostNumSwitches =
     arraysize(kGLSwitchesCopiedFromGpuProcessHost);