Add estimator test
diff --git a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj
index 519d731..54fbbe8 100644
--- a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj
+++ b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj
@@ -360,6 +360,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\surface\init.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\surface\lame_client.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\surface\server.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\bdp_estimator.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\byte_stream.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\connectivity_state.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\mdstr_hash_table.h" />
@@ -601,6 +602,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\surface\version.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\transport\bdp_estimator.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\transport\byte_stream.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\transport\connectivity_state.c">
diff --git a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters
index d30df5c..4042b47 100644
--- a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters
@@ -259,6 +259,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\surface\version.c">
       <Filter>src\core\lib\surface</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\transport\bdp_estimator.c">
+      <Filter>src\core\lib\transport</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\transport\byte_stream.c">
       <Filter>src\core\lib\transport</Filter>
     </ClCompile>
@@ -809,6 +812,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\surface\server.h">
       <Filter>src\core\lib\surface</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\bdp_estimator.h">
+      <Filter>src\core\lib\transport</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\byte_stream.h">
       <Filter>src\core\lib\transport</Filter>
     </ClInclude>