Index: gpu/ipc/common/gpu_messages.h |
diff --git a/gpu/ipc/common/gpu_messages.h b/gpu/ipc/common/gpu_messages.h |
index 85800540230c2c5ca35fc271aee41c612c96f2b8..d58264da15eb334cc9723e3e72d95ca0b9d7f527 100644 |
--- a/gpu/ipc/common/gpu_messages.h |
+++ b/gpu/ipc/common/gpu_messages.h |
@@ -138,11 +138,17 @@ IPC_SYNC_MESSAGE_ROUTED1_2(GpuCommandBufferMsg_Initialize, |
IPC_SYNC_MESSAGE_ROUTED1_0(GpuCommandBufferMsg_SetGetBuffer, |
int32_t /* shm_id */) |
-// Produces the front buffer into a mailbox. This allows another context to draw |
+// Takes the front buffer into a mailbox. This allows another context to draw |
// the output of this context. |
-IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_ProduceFrontBuffer, |
+IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_TakeFrontBuffer, |
gpu::Mailbox /* mailbox */) |
+// Returns a front buffer taken with GpuCommandBufferMsg_TakeFrontBuffer. This |
+// allows it to be reused. |
+IPC_MESSAGE_ROUTED2(GpuCommandBufferMsg_ReturnFrontBuffer, |
+ gpu::Mailbox /* mailbox */, |
+ bool /* is_lost */) |
+ |
// Wait until the token is in a specific range, inclusive. |
IPC_SYNC_MESSAGE_ROUTED2_1(GpuCommandBufferMsg_WaitForTokenInRange, |
int32_t /* start */, |
@@ -194,6 +200,12 @@ IPC_MESSAGE_ROUTED2(GpuCommandBufferMsg_UpdateVSyncParameters, |
base::TimeTicks /* timebase */, |
base::TimeDelta /* interval */) |
+// The receiver will stop processing messages until the Synctoken is signaled. |
+IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_WaitSyncToken, |
+ gpu::SyncToken /* sync_token */) |
+ |
+// The receiver will asynchronously wait until the SyncToken is signaled, and |
+// then return a GpuCommandBufferMsg_SignalAck message. |
IPC_MESSAGE_ROUTED2(GpuCommandBufferMsg_SignalSyncToken, |
gpu::SyncToken /* sync_token */, |
uint32_t /* signal_id */) |