Clamp texture queries to sane values.

cc/texture_uploader.cc

Index: cc/texture_uploader.cc
diff --git a/cc/texture_uploader.cc b/cc/texture_uploader.cc
index f25764bb837cc795937927cc412b1e8179b6ff4e..6ff13c70a614336a3aaa705b80e6b4949ca918bb 100644
--- a/cc/texture_uploader.cc
+++ b/cc/texture_uploader.cc
@@ -353,6 +353,10 @@ void TextureUploader::processQueries()
         unsigned usElapsed = m_pendingQueries.first()->value();
         HISTOGRAM_CUSTOM_COUNTS("Renderer4.TextureGpuUploadTimeUS", usElapsed, 0, 100000, 50);
 
+        // Clamp the queries to saner values in case the queries fail.
+        usElapsed = std::max(1u, usElapsed);
+        usElapsed = std::min(15000u, usElapsed);
+
         if (!m_pendingQueries.first()->isNonBlocking())
             m_numBlockingTextureUploads--;