Revert 93066 - Execute all GL commands up to the put offset reported by a each flush.This means g...

gpu/command_buffer/service/command_buffer_service.cc

Index: gpu/command_buffer/service/command_buffer_service.cc
===================================================================
--- gpu/command_buffer/service/command_buffer_service.cc	(revision 93137)
+++ gpu/command_buffer/service/command_buffer_service.cc	(working copy)
@@ -104,10 +104,6 @@
   return state;
 }
 
-CommandBufferService::State CommandBufferService::GetLastState() {
-  return GetState();
-}
-
 CommandBufferService::State CommandBufferService::FlushSync(
     int32 put_offset, int32 last_known_get) {
   if (put_offset < 0 || put_offset > num_entries_) {
@@ -118,7 +114,7 @@
   put_offset_ = put_offset;
 
   if (put_offset_change_callback_.get()) {
-    put_offset_change_callback_->Run();
+    put_offset_change_callback_->Run(last_known_get == get_offset_);
   }
 
   return GetState();
@@ -133,7 +129,7 @@
   put_offset_ = put_offset;
 
   if (put_offset_change_callback_.get()) {
-    put_offset_change_callback_->Run();
+    put_offset_change_callback_->Run(false);
   }
 }
 
@@ -265,7 +261,7 @@
 }
 
 void CommandBufferService::SetPutOffsetChangeCallback(
-    Callback0::Type* callback) {
+    Callback1<bool>::Type* callback) {
   put_offset_change_callback_.reset(callback);
 }