Add usage metrics for display and image color profiles

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 524e9c03947469e6e8e3c5dc9350bb22b79dc6d8..b9eeebcc243c501eb5765b87b7a588338b7afe28 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -4679,6 +4679,14 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <summary>Number of tries before successful ping. 99 means giving up.</summary>
 </histogram>
 
+<histogram name="ColorManagement.ColorProfileStatus" enum="ColorProfileStatus">
+  <owner>junov@chromium.org</owner>
+  <owner>noel@chromium.org</owner>
+  <summary>
+    Success or error status of retrieving, decoding and using a color profile.
+  </summary>
+</histogram>
+
 <histogram
     name="Compositing.Browser.DisplayListRecordingSource.UpdateInvalidatedAreaPerMs"
     units="pixels/ms">
@@ -56795,6 +56803,19 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <int value="30" label="More Than 30"/>
 </enum>
 
+<enum name="ColorProfileStatus" type="int">
+  <int value="0" label="Has no color profile"/>

[Noel Gordon, 2015/12/23 15:28:48]

My renaming suggestions mean these will need updating.

+  <int value="1" label="Expected a color profile, but none found (WEBP)"/>
+  <int value="2" label="Color profile header data is corrupted"/>
+  <int value="3" label="Unsupported: Non-RGB profile"/>
+  <int value="4" label="Unsupported: Not an input profile"/>
+  <int value="5" label="Unsupported: ICC v4 profile"/>
+  <int value="6" label="Color profile decode failed"/>
+  <int value="7" label="Color profile has incoherent parameters"/>
+  <int value="8" label="Color profile successfully applied"/>
+  <int value="9" label="PNG tagged as sRGB (no embedded profile)"/>
+</enum>
+
 <enum name="CombinedHttpResponseAndNetErrorCode" type="int">
 <!-- Generated from net/base/net_error_list.h -->
 
@@ -79000,6 +79021,14 @@ To add a new entry, add it with any value and run test to compute valid value.
   <affected-histogram name="CloudPrint.UrlFetcherUploadSize"/>
 </histogram_suffixes>
 
+<histogram_suffixes name="ColorProfileSource" separator=".">
+  <suffix name="Display" label="Color profiles from display devices."/>

[rkaplow, 2015/12/03 15:42:42]

ColorProfiles to be consistant?

[Noel Gordon, 2015/12/23 15:28:48]

Perhaps ...

Display device color profile.
JPEG image color profile.
WEPB image color profile.
PNG image color profile.

(Eventually "Video frame color profile" and so on).

+  <suffix name="JPEG" label="ColorProfiles from JPEG files"/>
+  <suffix name="PNG" label="ColorProfiles from PNG files"/>
+  <suffix name="WEBP" label="ColorProfiles from WEBP files"/>
+  <affected-histogram name="ColorManagement.ColorProfileStatus"/>
+</histogram_suffixes>
+
 <histogram_suffixes name="CompositorTimingHistoryProcess" separator="."
     ordering="prefix">
   <suffix name="Browser"/>