Use the desktop GL core profile on Linux when ES3 support is requested.

ui/gl/gl_surface_x11.cc

Index: ui/gl/gl_surface_x11.cc
diff --git a/ui/gl/gl_surface_x11.cc b/ui/gl/gl_surface_x11.cc
index a384147cb2feb188cd3b3acde518f308e70b8511..63b0e96ab69ac0d97caa4c936e798a4ca4aef9f1 100644
--- a/ui/gl/gl_surface_x11.cc
+++ b/ui/gl/gl_surface_x11.cc
@@ -52,6 +52,7 @@ class NativeViewGLSurfaceOSMesa : public GLSurfaceOSMesa {
 bool GLSurface::InitializeOneOffInternal() {
   switch (GetGLImplementation()) {
     case kGLImplementationDesktopGL:
+    case kGLImplementationDesktopGLCoreProfile:
       if (!GLSurfaceGLX::InitializeOneOff()) {
         LOG(ERROR) << "GLSurfaceGLX::InitializeOneOff failed.";
         return false;
@@ -283,7 +284,8 @@ scoped_refptr<GLSurface> GLSurface::CreateViewGLSurface(
 
       return surface;
     }
-    case kGLImplementationDesktopGL: {
+    case kGLImplementationDesktopGL:
+    case kGLImplementationDesktopGLCoreProfile: {
       scoped_refptr<GLSurface> surface(new NativeViewGLSurfaceGLX(window));
       if (!surface->Initialize())
         return NULL;
@@ -318,7 +320,8 @@ scoped_refptr<GLSurface> GLSurface::CreateOffscreenGLSurface(
 
       return surface;
     }
-    case kGLImplementationDesktopGL: {
+    case kGLImplementationDesktopGL:
+    case kGLImplementationDesktopGLCoreProfile: {
       scoped_refptr<GLSurface> surface(new PbufferGLSurfaceGLX(size));
       if (!surface->Initialize())
         return NULL;