Primary histograms for InBrowserCleanerUI experiment

chrome/browser/safe_browsing/chrome_cleaner/srt_field_trial_win.cc

Index: chrome/browser/safe_browsing/chrome_cleaner/srt_field_trial_win.cc
diff --git a/chrome/browser/safe_browsing/chrome_cleaner/srt_field_trial_win.cc b/chrome/browser/safe_browsing/chrome_cleaner/srt_field_trial_win.cc
index 356e6f68c89f433e31b4d94d09532ff35b6f08f0..4bcd0aee4678ba537fda7d697ce8fd4641448f29 100644
--- a/chrome/browser/safe_browsing/chrome_cleaner/srt_field_trial_win.cc
+++ b/chrome/browser/safe_browsing/chrome_cleaner/srt_field_trial_win.cc
@@ -37,6 +37,9 @@ const char kCanarySRTDownloadURL[] =
     "https://dl.google.com/dl"
     "/softwareremovaltool/win/c/chrome_cleanup_tool.exe?chrome-prompt=1";
 
+constexpr char kSoftwareReporterPromptShownMetricName[] =
+    "SoftwareReporter.PromptShown";
+
 }  // namespace
 
 namespace safe_browsing {
@@ -111,4 +114,15 @@ void RecordSRTPromptHistogram(SRTPromptHistogramValue value) {
                             SRT_PROMPT_MAX);
 }
 
+void RecordPromptShownHistogram() {
+  UMA_HISTOGRAM_BOOLEAN(kSoftwareReporterPromptShownMetricName, true);
+}
+
+void RecordPromptNotShownWithReasonHistogram(
+    NoPromptReasonHistogramValue value) {
+  UMA_HISTOGRAM_BOOLEAN(kSoftwareReporterPromptShownMetricName, false);
+  UMA_HISTOGRAM_ENUMERATION("SoftwareReporter.NoPromptReason", value,
+                            NO_PROMPT_REASON_MAX);
+}
+
 }  // namespace safe_browsing