Reporting top cpu and memory consumers via rappor on chromeos

tools/metrics/histograms/histograms.xml

Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index ab4b5d74380835049e23e7d04d0b9d2d8939f6cf..b255e480a8c25328eabcc173e5b479a837825fde 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -38829,6 +38829,42 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="ResourceReporter.BrowserProcess.CpuUsage"
+    enum="ResourceReporterCpuUsage">
+  <owner>afakhry@chromium.org</owner>
+  <summary>
+    The cpu usage rage reported for the browser process when the system is under
+    moderate memory pressure or higher.
+  </summary>
+</histogram>
+
+<histogram name="ResourceReporter.BrowserProcess.MemoryUsage"
+    enum="ResourceReporterMemoryUsage">
+  <owner>afakhry@chromium.org</owner>
+  <summary>
+    The memory usage range reported for the browser process when the system is
+    under moderate memory pressure or higher.
+  </summary>
+</histogram>
+
+<histogram name="ResourceReporter.GpuProcess.CpuUsage"
+    enum="ResourceReporterCpuUsage">
+  <owner>afakhry@chromium.org</owner>
+  <summary>
+    The cpu usage rage reported for the GPU process when the system is under
+    moderate memory pressure or higher.
+  </summary>
+</histogram>
+
+<histogram name="ResourceReporter.GpuProcess.MemoryUsage"
+    enum="ResourceReporterMemoryUsage">
+  <owner>afakhry@chromium.org</owner>
+  <summary>
+    The memory usage range reported for the GPU process when the system is under
+    moderate memory pressure or higher.
+  </summary>
+</histogram>
+
 <histogram name="ResourceScheduler.ClientLoadedTime.Active">
   <owner>aiolos@chromium.org</owner>
   <summary>
@@ -72087,6 +72123,22 @@ To add a new entry, add it with any value and run test to compute valid value.
   <int value="64" label="RESOURCE_STATUS_HEADERS_MISSING"/>
 </enum>
 
+<enum name="ResourceReporterCpuUsage" type="int">
+  <int value="0" label="RANGE_0_TO_10_PERCENT"/>
+  <int value="1" label="RANGE_10_TO_30_PERCENT"/>
+  <int value="2" label="RANGE_30_TO_60_PERCENT"/>
+  <int value="3" label="RANGE_ABOVE_60_PERCENT"/>
+</enum>
+
+<enum name="ResourceReporterMemoryUsage" type="int">
+  <int value="0" label="RANGE_0_TO_200_MB"/>
+  <int value="1" label="RANGE_200_TO_400_MB"/>
+  <int value="2" label="RANGE_400_TO_600_MB"/>
+  <int value="3" label="RANGE_600_TO_800_MB"/>
+  <int value="4" label="RANGE_800_TO_1_GB"/>
+  <int value="5" label="RANGE_ABOVE_1_GB"/>
+</enum>
+
 <enum name="ResourceType" type="int">
   <int value="0" label="Main resource"/>
   <int value="1" label="Image"/>