Add cc::LayerTreeSettings for color correct rendering

cc/base/switches.cc

Index: cc/base/switches.cc
diff --git a/cc/base/switches.cc b/cc/base/switches.cc
index e7b6ac9b1ba2dcd39273ec8b18bcbf49508de393..ef4cbc6056b9928b377b16c1b2556e358f413f3b 100644
--- a/cc/base/switches.cc
+++ b/cc/base/switches.cc
@@ -44,6 +44,9 @@ const char kSlowDownRasterScaleFactor[] = "slow-down-raster-scale-factor";
 // Compress tile textures for GPUs supporting it.
 const char kEnableTileCompression[] = "enable-tile-compression";
 
+// Enable color space aware rasterization and compositing.
+const char kEnableColorCorrectRendering[] = "enable-color-correct-rendering";
+
 // Enables the GPU benchmarking extension
 const char kEnableGpuBenchmarking[] = "enable-gpu-benchmarking";