Limit minimum size of wayland viewport source rect

This fix is intended to be a stopgap on the numerous issues we are
seeing that have this exact error. Once we resolve the error this code
should be removed.

(cherry picked from commit 51954df)

Bug: 1325344, 1324657,1300799
Change-Id: Iff32d60245d3c020a898eacf82e16d2e6e71d056
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3646046
Commit-Queue: Peter McNeeley <petermcneeley@chromium.org>
Reviewed-by: Kramer Ge <fangzhoug@chromium.org>
Cr-Original-Commit-Position: refs/heads/main@{#1003284}
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3645335
Cr-Commit-Position: refs/branch-heads/5060@{#21}
Cr-Branched-From: b83393d-refs/heads/main@{#1002911}

ui/ozone/platform/wayland/host/wayland_surface.cc

@@ -557,6 +557,23 @@ void WaylandSurface::ApplyPendingState() {
         wl_fixed_from_double(viewport_src_dip.height()) == 0) {
       LOG(ERROR) << "Sending viewport src with width/height zero will result "
                     "in wayland disconnection";
+      // TODO(crbug.com/1325344): Resolve why this viewport size ends up being
+      // zero and remove the fix below.
+      LOG(ERROR) << "viewport_src_dip=" << viewport_src_dip.ToString()
+                 << " pending_state_.crop=" << pending_state_.crop.ToString()
+                 << " bounds=" << bounds.ToString()
+                 << "  pending_state_.buffer_size_px="
+                 << pending_state_.buffer_size_px.ToString();
+      constexpr wl_fixed_t kViewportSizeMin = 1;
+      const float kViewPortSizeMinFloat =
+          static_cast<float>(wl_fixed_to_double(kViewportSizeMin));
+      LOG(ERROR)
+          << "Limiting viewport_src_dip size to be non zero with a minium of "
+          << kViewportSizeMin;
+      viewport_src_dip.set_width(
+          std::max(viewport_src_dip.width(), kViewPortSizeMinFloat));
+      viewport_src_dip.set_height(
+          std::max(viewport_src_dip.height(), kViewPortSizeMinFloat));
     }
     src_to_set[0] = wl_fixed_from_double(viewport_src_dip.x()),
     src_to_set[1] = wl_fixed_from_double(viewport_src_dip.y());