save vertex attribute divisor values for each program

gpu/command_buffer/service/program_manager.h

Index: gpu/command_buffer/service/program_manager.h
diff --git a/gpu/command_buffer/service/program_manager.h b/gpu/command_buffer/service/program_manager.h
index 734e50fc03b5f8cdad588617af8b141725d7d5f4..c7fe059e910a581f117900d2a7580f68f243e737 100644
--- a/gpu/command_buffer/service/program_manager.h
+++ b/gpu/command_buffer/service/program_manager.h
@@ -200,6 +200,19 @@ class GPU_EXPORT Program : public base::RefCounted<Program> {
     return NULL;
   }
 
+  GLuint GetAttribDivisorByLocation(GLuint location) const {
+    if (location < attrib_location_to_divisor_map_.size()) {
+      return attrib_location_to_divisor_map_[location];
+    }
+    return 0;
+  }
+
+  void SaveAttribDivisor(GLuint location, GLuint divisor) {
+    if (location < attrib_location_to_divisor_map_.size()) {
+      attrib_location_to_divisor_map_[location] = divisor;
+    }
+  }
+
   const UniformInfo* GetUniformInfo(GLint index) const;
 
   // If the original name is not found, return NULL.
@@ -475,6 +488,9 @@ class GPU_EXPORT Program : public base::RefCounted<Program> {
   // Attrib by location to index.
   std::vector<GLint> attrib_location_to_index_map_;
 
+  // Attrib by location to divisor value.
+  std::vector<GLuint> attrib_location_to_divisor_map_;
+
   GLsizei max_uniform_name_length_;
 
   // Uniform info by index.