Version 1.13.0-dev.7.10

Cherry-pick f100ef80009ef4a678a6b6f46a78db38e0ae428d to dev channel
Commit 3 fixes to dev channel:
https://codereview.chromium.org/1430983003
https://codereview.chromium.org/1428333002
https://codereview.chromium.org/1421553011

All the above changes were committed to dev channel in commit
8f1c48343daf5f99481a586d0bb93f362bfee4ab
diff --git a/tools/VERSION b/tools/VERSION
index 8f04e0b..33535da 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -28,4 +28,4 @@
 MINOR 13
 PATCH 0
 PRERELEASE 7
-PRERELEASE_PATCH 9
+PRERELEASE_PATCH 10