Run the WebGL conformance tests with the passthrough command decoder.

gpu/ipc/common/struct_traits_unittest.cc

Index: gpu/ipc/common/struct_traits_unittest.cc
diff --git a/gpu/ipc/common/struct_traits_unittest.cc b/gpu/ipc/common/struct_traits_unittest.cc
index 70ddbc0ad157cf97f69c5cd570f8f7a2ca9a1245..07931e81a5a427203a9812e1cacbe1ab504442fd 100644
--- a/gpu/ipc/common/struct_traits_unittest.cc
+++ b/gpu/ipc/common/struct_traits_unittest.cc
@@ -148,6 +148,7 @@ TEST_F(StructTraitsTest, GpuInfo) {
   const bool sandboxed = true;
   const int process_crash_count = 0xdead;
   const bool in_process_gpu = true;
+  const bool passthrough_cmd_decoder = true;
   const gpu::CollectInfoResult basic_info_state =
       gpu::CollectInfoResult::kCollectInfoSuccess;
   const gpu::CollectInfoResult context_info_state =
@@ -197,6 +198,7 @@ TEST_F(StructTraitsTest, GpuInfo) {
   input.sandboxed = sandboxed;
   input.process_crash_count = process_crash_count;
   input.in_process_gpu = in_process_gpu;
+  input.passthrough_cmd_decoder = passthrough_cmd_decoder;
   input.basic_info_state = basic_info_state;
   input.context_info_state = context_info_state;
 #if defined(OS_WIN)
@@ -259,6 +261,7 @@ TEST_F(StructTraitsTest, GpuInfo) {
   EXPECT_EQ(sandboxed, output.sandboxed);
   EXPECT_EQ(process_crash_count, output.process_crash_count);
   EXPECT_EQ(in_process_gpu, output.in_process_gpu);
+  EXPECT_EQ(passthrough_cmd_decoder, output.passthrough_cmd_decoder);
   EXPECT_EQ(basic_info_state, output.basic_info_state);
   EXPECT_EQ(context_info_state, output.context_info_state);
 #if defined(OS_WIN)