Added of new UMA signals in order to be able to discover early if the "save password" feature gets …

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 0e2a0dd6bd7977356b482afefa9d8223fc91cb0f..094396318513941b2a3a21178ece099879760730 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -10439,6 +10439,13 @@ other types of suffix sets.
   </summary>
 </histogram>
 
+<histogram name="PasswordManager.Enabled" enum="BooleanEnabled">
+  <summary>
+    Indicates if the password manager is enable when PasswordManagers are
+    constructed.
+  </summary>
+</histogram>
+
 <histogram name="PasswordManager.OtherPossibleUsernamesUsage"
     enum="OtherPossibleUsernamesUsage">
   <summary>
@@ -10455,6 +10462,25 @@ other types of suffix sets.
   </summary>
 </histogram>
 
+<histogram name="PasswordManager.SavePasswordPromptDisplayed">
+  <summary>Indicates if the save password prompt is displayed.</summary>
+</histogram>
+
+<histogram name="PasswordManager.SavePasswordPromptLifetime"
+    units="milliseconds">
+  <summary>
+    The time elapsed between when a &quot;Save password?&quot; infobar was shown
+    and when it was hidden. The infobar can be hidden either as a result of user
+    interaction with the infobar, or automatically when the page is navigated or
+    the tab is closed.
+  </summary>
+</histogram>
+
+<histogram name="PasswordManager.SavePasswordPromptResponse"
+    enum="SavePasswordPromptResponseType">
+  <summary>Breakdown of responses offered by the save password prompt.</summary>
+</histogram>
+
 <histogram name="PasswordManager.TimesGeneratedPasswordUsed">
   <summary>
     The number of times each generated password has been used to log in.
@@ -24051,6 +24077,12 @@ other types of suffix sets.
   </int>
 </enum>
 
+<enum name="SavePasswordPromptResponseType" type="int">
+  <int value="0" label="NO_RESPONSE"/>
+  <int value="1" label="REMEMBER_PASSWORD"/>
+  <int value="2" label="DONT_REMEMBER_PASSWORD"/>
+</enum>
+
 <enum name="SB2BloomFailure" type="int">
   <int value="0" label="READ_OPEN"/>
   <int value="1" label="READ_VERSION"/>
@@ -27282,6 +27314,22 @@ other types of suffix sets.
   <affected-histogram name="Renderer4.BeginToFinishDoc"/>
 </fieldtrial>
 
+<fieldtrial name="PasswordManagerMonitor">
+  <group name="google.com" label="google"/>
+  <group name="yahoo.com" label="yahoo"/>
+  <group name="baidu.com" label="baidu"/>
+  <group name="wikipedia.org" label="wikipedia"/>
+  <group name="linkedin.com" label="linkedin"/>
+  <group name="live.com" label="live"/>
+  <group name="twitter.com" label="twitter"/>
+  <group name="amazon.com" label="amazon"/>
+  <group name="" label=""/>
+  <affected-histogram name="PasswordManager.ProvisionalSaveFailure"/>
+  <affected-histogram name="PasswordManager.SavePasswordPromptDisplayed"/>
+  <affected-histogram name="PasswordManager.SavePasswordPromptLifetime"/>
+  <affected-histogram name="PasswordManager.SavePasswordPromptResponse"/>
+</fieldtrial>
+
 <fieldtrial name="PpapiPluginName">
   <group name="libpepflashplayer.so" label="Flash player on Linux or Cros"/>
   <group name="libwidevinecdmadapter.so" label="Widevine CDM on Linux or Cros"/>