Enforce min expected value for CustomCountHistograms on android

base/android/record_histogram.cc

Index: base/android/record_histogram.cc
diff --git a/base/android/record_histogram.cc b/base/android/record_histogram.cc
index 3c51fe27089c931ee0fb2834a17f2f7977229930..5679762ee07c1ecc0b604bb842d20e9323a67ec5 100644
--- a/base/android/record_histogram.cc
+++ b/base/android/record_histogram.cc
@@ -113,6 +113,8 @@ class HistogramCache {
       return histogram;
     }
 
+    DCHECK_GE(min, 1) << "The min expected sample must be >= 1";
+
     std::string histogram_name = ConvertJavaStringToUTF8(env, j_histogram_name);
     histogram =
         Histogram::FactoryGet(histogram_name, min, max, num_buckets,