Disable GPU info collection on GPU process startup on Win/Mac.

content/public/common/content_switches.cc

Index: content/public/common/content_switches.cc
===================================================================
--- content/public/common/content_switches.cc	(revision 137174)
+++ content/public/common/content_switches.cc	(working copy)
@@ -372,6 +372,12 @@
 // overrides this if present.
 const char kForceRendererAccessibility[]    = "force-renderer-accessibility";
 
+// Passes gpu device_id from browser process to GPU process.
+const char kGpuDeviceID[]                   = "gpu-device-id";
+
+// Passes gpu driver_version from browser process to GPU process.
+const char kGpuDriverVersion[]              = "gpu-driver-version";
+
 // Extra command line options for launching the GPU process (normally used
 // for debugging). Use like renderer-cmd-prefix.
 const char kGpuLauncher[]                   = "gpu-launcher";
@@ -382,6 +388,9 @@
 // Causes the GPU process to display a dialog on launch.
 const char kGpuStartupDialog[]              = "gpu-startup-dialog";
 
+// Passes gpu vendor_id from browser process to GPU process.
+const char kGpuVendorID[]                   = "gpu-vendor-id";
+
 // Run the GPU process as a thread in the browser process.
 const char kInProcessGPU[]                  = "in-process-gpu";