Make command buffer commands and immediate data volatile

gpu/command_buffer/client/ring_buffer_test.cc

Index: gpu/command_buffer/client/ring_buffer_test.cc
diff --git a/gpu/command_buffer/client/ring_buffer_test.cc b/gpu/command_buffer/client/ring_buffer_test.cc
index dfc4bf5ea9e912fe0f9f6afcebd8622996d46a2f..26124d397e2d9e71a20a6bb5f2512a257b0267a2 100644
--- a/gpu/command_buffer/client/ring_buffer_test.cc
+++ b/gpu/command_buffer/client/ring_buffer_test.cc
@@ -38,9 +38,9 @@ class BaseRingBufferTest : public testing::Test {
   static const unsigned int kAlignment = 4;
 
   void RunPendingSetToken() {
-    for (std::vector<const void*>::iterator it = set_token_arguments_.begin();
-         it != set_token_arguments_.end();
-         ++it) {
+    for (std::vector<const volatile void*>::iterator it =
+             set_token_arguments_.begin();
+         it != set_token_arguments_.end(); ++it) {
       api_mock_->SetToken(cmd::kSetToken, 1, *it);
     }
     set_token_arguments_.clear();
@@ -49,7 +49,7 @@ class BaseRingBufferTest : public testing::Test {
 
   void SetToken(unsigned int command,
                 unsigned int arg_count,
-                const void* _args) {
+                const volatile void* _args) {
     EXPECT_EQ(static_cast<unsigned int>(cmd::kSetToken), command);
     EXPECT_EQ(1u, arg_count);
     if (delay_set_token_)
@@ -98,7 +98,7 @@ class BaseRingBufferTest : public testing::Test {
   std::unique_ptr<CommandBufferService> command_buffer_;
   std::unique_ptr<CommandExecutor> executor_;
   std::unique_ptr<CommandBufferHelper> helper_;
-  std::vector<const void*> set_token_arguments_;
+  std::vector<const volatile void*> set_token_arguments_;
   bool delay_set_token_;
 
   std::unique_ptr<int8_t[]> buffer_;