Move GPU blacklist calculation to GPU proc

gpu/config/gpu_switches.cc

Index: gpu/config/gpu_switches.cc
diff --git a/gpu/config/gpu_switches.cc b/gpu/config/gpu_switches.cc
index 1f76e14e975b24ed42a577bca405ea2c73cd9521..83b39fe071475d400fadf31a13d891719c9906ec 100644
--- a/gpu/config/gpu_switches.cc
+++ b/gpu/config/gpu_switches.cc
@@ -6,6 +6,15 @@
 
 namespace switches {
 
+// Disable GPU rasterization, i.e. rasterize on the CPU only.
+// Overrides the kEnableGpuRasterization and kForceGpuRasterization flags.
+const char kDisableGpuRasterization[] = "disable-gpu-rasterization";
+
+// Allow heuristics to determine when a layer tile should be drawn with the
+// Skia GPU backend. Only valid with GPU accelerated compositing +
+// impl-side painting.
+const char kEnableGpuRasterization[] = "enable-gpu-rasterization";
+
 // Passes active gpu vendor id from browser process to GPU process.
 const char kGpuActiveVendorID[] = "gpu-active-vendor-id";
 
@@ -67,4 +76,7 @@ const char kGpuTestingGLVersion[] = "gpu-testing-gl-version";
 // Passes gpu vendor_id from browser process to GPU process.
 const char kGpuVendorID[] = "gpu-vendor-id";
 
+// Ignores GPU blacklist.
+const char kIgnoreGpuBlacklist[] = "ignore-gpu-blacklist";
+
 }  // namespace switches