Vulkan: Fix clear of specific mip level was clearing all mip levels

Bug: angleproject:2502
Change-Id: Iffa012dce14584318c4dfd3d9b3a304291c9cebf
Reviewed-on: https://chromium-review.googlesource.com/1070666
Commit-Queue: Luc Ferron <lucferron@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
diff --git a/src/libANGLE/renderer/vulkan/RenderbufferVk.cpp b/src/libANGLE/renderer/vulkan/RenderbufferVk.cpp
index 098e8fd..6919c6b 100644
--- a/src/libANGLE/renderer/vulkan/RenderbufferVk.cpp
+++ b/src/libANGLE/renderer/vulkan/RenderbufferVk.cpp
@@ -102,7 +102,7 @@
         }
         else
         {
-            mImage.clearColor(kBlackClearColorValue, commandBuffer);
+            mImage.clearColor(kBlackClearColorValue, 0, 1, commandBuffer);
         }
     }