Execute all GL commands up to the put offset reported by a flush.

webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc

Index: webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc
===================================================================
--- webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc	(revision 91774)
+++ webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc	(working copy)
@@ -40,6 +40,10 @@
 using gpu::gles2::GLES2Implementation;
 using gpu::GpuScheduler;
 
+namespace gpu {
+class SurfaceManager;
+}
+
 namespace webkit {
 namespace gpu {
 
@@ -78,7 +82,7 @@
 
   ~GLInProcessContext();
 
-  void PumpCommands(bool sync);
+  void PumpCommands();
 
   // Create a GLInProcessContext that renders directly to a view. The view and
   // the associated window must not be destroyed until the returned
@@ -384,10 +388,10 @@
   }
 }
 
-void GLInProcessContext::PumpCommands(bool /* sync */) {
+void GLInProcessContext::PumpCommands() {
   ::gpu::CommandBuffer::State state;
   do {
-    gpu_scheduler_->PutChanged(true);
+    gpu_scheduler_->PutChanged();
     MessageLoop::current()->RunAllPending();
     state = command_buffer_->GetState();
   } while (state.get_offset != state.put_offset);
@@ -577,7 +581,10 @@
   if (!command_buffer_->Initialize(kCommandBufferSize))
     return false;
 
-  gpu_scheduler_ = new GpuScheduler(command_buffer_.get(), NULL, NULL);
+  gpu_scheduler_ = new GpuScheduler(
+      command_buffer_.get(),
+      static_cast< ::gpu::SurfaceManager*>(NULL),
+      NULL);
 
   if (onscreen) {
     if (render_surface == gfx::kNullPluginWindow) {
@@ -1070,19 +1077,11 @@
 void WebGraphicsContext3DInProcessCommandBufferImpl::waitLatchCHROMIUM(
     WGC3Duint latch_id)
 {
-  // TODO(gmam): See if we can comment this in.
-  // ClearContext();
-  gl_->WaitLatchCHROMIUM(latch_id);
 }
 
 void WebGraphicsContext3DInProcessCommandBufferImpl::setLatchCHROMIUM(
     WGC3Duint latch_id)
 {
-  // TODO(gmam): See if we can comment this in.
-  // ClearContext();
-  gl_->SetLatchCHROMIUM(latch_id);
-  // required to ensure set command is sent to GPU process
-  gl_->Flush();
 }
 
 void WebGraphicsContext3DInProcessCommandBufferImpl::