Improve BindBufferBase/BindBufferRange in GPU command buffer.

gpu/command_buffer/service/context_group.h

Index: gpu/command_buffer/service/context_group.h
diff --git a/gpu/command_buffer/service/context_group.h b/gpu/command_buffer/service/context_group.h
index 26f1e3a1326184d1faac79727d6712efe0393408..32b52df55e12f0426928483d3d9b0a1a7e05c0ce 100644
--- a/gpu/command_buffer/service/context_group.h
+++ b/gpu/command_buffer/service/context_group.h
@@ -134,6 +134,18 @@ class GPU_EXPORT ContextGroup : public base::RefCounted<ContextGroup> {
 
   int32_t max_program_texel_offset() const { return max_program_texel_offset_; }
 
+  uint32_t max_transform_feedback_separate_attribs() const {
+    return max_transform_feedback_separate_attribs_;
+  }
+
+  uint32_t max_uniform_buffer_bindings() const {
+    return max_uniform_buffer_bindings_;
+  }
+
+  uint32_t uniform_buffer_offset_alignment() const {
+    return uniform_buffer_offset_alignment_;
+  }
+
   FeatureInfo* feature_info() {
     return feature_info_.get();
   }
@@ -280,6 +292,10 @@ class GPU_EXPORT ContextGroup : public base::RefCounted<ContextGroup> {
   int32_t min_program_texel_offset_;
   int32_t max_program_texel_offset_;
 
+  uint32_t max_transform_feedback_separate_attribs_;
+  uint32_t max_uniform_buffer_bindings_;
+  uint32_t uniform_buffer_offset_alignment_;
+
   ProgramCache* program_cache_;
 
   std::unique_ptr<BufferManager> buffer_manager_;