[PageLoadMetrics] Keep track of Ad Sizes on Pages

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 72a733f9ef2639e6d54442cc13a124880be7ca6f..255c50c4668636342083d88ef98fc41ed0b9b841 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -45923,6 +45923,150 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="PageLoad.Clients.Ads.Google.AdFrameCount" units="AdFrames">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The number of frames on the page identified as Google Ad Frames (does not
+    include children of ad frames).
+  </summary>
+</histogram>
+
+<histogram name="PageLoad.Clients.Ads.Google.Bytes.AdFrameBytes" units="KB">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The number of prefiltered (e.g., compressed) response body KB loaded for a
+    frame (and its child frames) identified as a Google Ad Frame. Child frames
+    of ad frames are not separately reported.
+  </summary>
+</histogram>
+
+<histogram name="PageLoad.Clients.Ads.Google.Bytes.AdFrameBytesFromNetwork"
+    units="KB">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The number of prefiltered (e.g., compressed) response body KB loaded from
+    the network for a frame (and its child frames) identified as a Google Ad
+    Frame. Child frames of ad frames are not separately reported.
+  </summary>
+</histogram>
+
+<histogram name="PageLoad.Clients.Ads.Google.Bytes.AllAdFramesBytes" units="KB">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The number of prefiltered (e.g., compressed) response body KB loaded for all
+    ad frames (and their child frames) identified as Google Ad Frames on a page.
+  </summary>
+</histogram>
+
+<histogram name="PageLoad.Clients.Ads.Google.Bytes.AllAdFramesBytesFromNetwork"
+    units="KB">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The number of prefiltered (e.g., compressed) response body KB loaded from
+    the network for all frames (and their child frames) on a page identified as
+    Google Ad Frames.
+  </summary>
+</histogram>
+
+<histogram name="PageLoad.Clients.Ads.Google.Bytes.PageBytes" units="KB">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The number of prefiltered (e.g., compressed) response body KB loaded for all
+    frames of a page.
+  </summary>
+</histogram>
+
+<histogram name="PageLoad.Clients.Ads.Google.Bytes.PageBytesFromNetwork"
+    units="KB">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The number of prefiltered (e.g., compressed) response body KB loaded from
+    the network for all frames of a page.
+  </summary>
+</histogram>
+
+<histogram name="PageLoad.Clients.Ads.Google.Bytes.PageBytesSansAllAdFrames"
+    units="KB">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The number of prefiltered (e.g., compressed) response body KB loaded for all
+    frames not identified as Google Ad Frames or their descendants.
+  </summary>
+</histogram>
+
+<histogram
+    name="PageLoad.Clients.Ads.Google.Bytes.PercentAdFrameBytesFromNetwork"
+    units="%">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The percentage of prefiltered (e.g., compressed) response body KB loaded
+    from the network for a frame (and its child frames) identified as a Google
+    Ad Frame. Child frames of ad frames are not separately reported.
+  </summary>
+</histogram>
+
+<histogram
+    name="PageLoad.Clients.Ads.Google.Bytes.PercentAllAdFramesBytesFromNetwork"
+    units="%">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The percentage of prefiltered (e.g., compressed) response body KB loaded
+    from the network from frames (and their child frames) identified as Google
+    Ad Frames out of all prefiltered response body KB loaded for frames
+    identified as ads.
+  </summary>
+</histogram>
+
+<histogram
+    name="PageLoad.Clients.Ads.Google.Bytes.PercentPageBytesFromAllAdFrames"
+    units="%">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The percentage of the page's prefiltered (e.g., compressed) response body KB
+    loaded from frames (and their child frames) identified as Google Ad Frames.
+  </summary>
+</histogram>
+
+<histogram
+    name="PageLoad.Clients.Ads.Google.Bytes.PercentPageNetworkBytesFromAllAdFrames"
+    units="%">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The percentage of the page's prefiltered (e.g., compressed) response body KB
+    loaded from the network from frames (and their child frames) identified as
+    Google Ad Frames.
+  </summary>
+</histogram>
+
+<histogram name="PageLoad.Clients.Ads.Google.PageHasNoAds" units="pages">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The number of pages loaded that had no frames identified as Google ads.
+  </summary>
+</histogram>
+
+<histogram name="PageLoad.Clients.Ads.Google.PercentTopLevelFramesAreAdFrames"
+    units="%">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The percentage of top-level frames on the page that are identified as Google
+    Ad Frames.
+  </summary>
+</histogram>
+
+<histogram name="PageLoad.Clients.Ads.Google.TopLevelAdFrameCount"
+    units="Frames">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>
+    The number of top-level frames on the page identified as Google Ad Frames.
+  </summary>
+</histogram>
+
+<histogram name="PageLoad.Clients.Ads.Google.TopLevelFrameCount" units="Frames">
+  <owner>jkarlin@chromium.org</owner>
+  <summary>The number of top-level frames on the page.</summary>
+</histogram>
+
 <histogram
     name="PageLoad.Clients.DataReductionProxy.Experimental.Bytes.Network.CompressionRatio"
     units="%">