Add DriverBugWorkaroundsInGpuProcessPage to gpu_process_test.py

content/gpu/gpu_main.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stddef.h>
 #include <stdlib.h>
 
 #include <utility>
 
 #include "base/lazy_instance.h"
@@ skipping 288 matching lines @@
       // crash.
       // By skipping the following code on Mac, we don't really lose anything,
       // because the basic GPU information is passed down from browser process
       // and we already registered them through SetGpuInfo() above.
       base::TimeTicks before_collect_context_graphics_info =
           base::TimeTicks::Now();
 #if !defined(OS_MACOSX)
       if (!CollectGraphicsInfo(gpu_info))
         dead_on_arrival = true;
 
-#if defined(OS_CHROMEOS) || defined(OS_ANDROID) || defined(OS_LINUX)
+#if defined(OS_CHROMEOS) || defined(OS_ANDROID) || defined(OS_LINUX) || \
+    defined(OS_WIN)
       // Recompute gpu driver bug workarounds.
       // This is necessary on systems where vendor_id/device_id aren't available
       // (Chrome OS, Android) or where workarounds may be dependent on GL_VENDOR
       // and GL_RENDERER strings which are lazily computed (Linux).
       if (!command_line.HasSwitch(switches::kDisableGpuDriverBugWorkarounds)) {
         // TODO: this can not affect disabled extensions, since they're already
         // initialized in the bindings. This should be moved before bindings
         // initialization. However, populating GPUInfo fully works only on
         // Android. Other platforms would need the bindings to query GL strings.
+        // TODO(j.isorce): Pass secondary gpus through the command line so that
+        // the local function GetGpuInfoFromCommandLine can generate a complete
+        // GpuInfo. This will allow for the call CollectGraphicsInfo above to
+        // to detect that a secondary gpu is active instead of the primary.
+        // Then the following call will make sure to get the workarounds for the
+        // active gpu.
         gpu::ApplyGpuDriverBugWorkarounds(
             gpu_info, const_cast<base::CommandLine*>(&command_line));
       }
 #endif
 
 #if defined(OS_LINUX)
       initialized_gl_context = true;
 #if !defined(OS_CHROMEOS)
       if (gpu_info.gpu.vendor_id == 0x10de &&  // NVIDIA
           gpu_info.driver_vendor == "NVIDIA" &&
@@ skipping 255 matching lines @@
     return true;
   }
 
   return false;
 }
 #endif  // defined(OS_WIN)
 
 }  // namespace.
 
 }  // namespace content