Revert of command_buffer: Enable gl path rendering by default

gpu/command_buffer/service/gpu_switches.cc

Index: gpu/command_buffer/service/gpu_switches.cc
diff --git a/gpu/command_buffer/service/gpu_switches.cc b/gpu/command_buffer/service/gpu_switches.cc
index a02c4845b8239298cd7c79f8fdf6073f7e99dac8..171f543b7d44e11b32df43eddf996d04712fa9bc 100644
--- a/gpu/command_buffer/service/gpu_switches.cc
+++ b/gpu/command_buffer/service/gpu_switches.cc
@@ -71,6 +71,11 @@
 // round intermediate values in ANGLE.
 const char kEmulateShaderPrecision[] = "emulate-shader-precision";
 
+// Enables using path rendering implementation implemented currently
+// in NV_path_rendering OpenGL extension. Requires compatible hardware
+// and driver. This is used in GPU rasterization.
+const char kEnableGLPathRendering[] = "enable-gl-path-rendering";
+
 const char* kGpuSwitches[] = {
     kCompileShaderAlwaysSucceeds,
     kDisableGLErrorLimit,
@@ -90,6 +95,7 @@
     kEnableSubscribeUniformExtension,
     kGLShaderIntermOutput,
     kEmulateShaderPrecision,
+    kEnableGLPathRendering,
 };
 
 const int kNumGpuSwitches = arraysize(kGpuSwitches);