save vertex attribute divisor values for each program

gpu/command_buffer/service/program_manager.cc

Index: gpu/command_buffer/service/program_manager.cc
diff --git a/gpu/command_buffer/service/program_manager.cc b/gpu/command_buffer/service/program_manager.cc
index 8afa0b13fe5788bb729a597395a7c96256bbf032..ec825d3cd79b93dd688563df1332ac87d3daf700 100644
--- a/gpu/command_buffer/service/program_manager.cc
+++ b/gpu/command_buffer/service/program_manager.cc
@@ -288,6 +288,7 @@ void Program::Reset() {
   program_output_infos_.clear();
   sampler_indices_.clear();
   attrib_location_to_index_map_.clear();
+  attrib_location_to_divisor_map_.clear();
 }
 
 std::string Program::ProcessLogInfo(
@@ -497,6 +498,12 @@ void Program::Update() {
     }
   }
 
+  // Create attrib location to divisor map
+  attrib_location_to_divisor_map_.resize(max_location + 1);
+  for (GLint ii = 0; ii <= max_location; ++ii) {
+    attrib_location_to_divisor_map_[ii] = 0;
+  }
+
   if (manager_->gpu_preferences_.enable_gpu_service_logging_gpu) {
     DVLOG(1) << "----: attribs for service_id: " << service_id();
     for (size_t ii = 0; ii < attrib_infos_.size(); ++ii) {