WebView: Add channel info for UMA

android_webview/java/src/org/chromium/android_webview/AwBrowserProcess.java

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.android_webview;
 
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.ServiceConnection;
@@ skipping 140 matching lines @@
         } finally {
             StrictMode.setThreadPolicy(oldPolicy);
         }
     }
 
     public static void setWebViewPackageName(String webViewPackageName) {
         assert sWebViewPackageName == null || sWebViewPackageName.equals(webViewPackageName);
         sWebViewPackageName = webViewPackageName;
     }
 
+    public static String getWebViewPackageName() {
+        if (sWebViewPackageName == null) return ""; // May be null in testing.
+        return sWebViewPackageName;
+    }
+
     /**
      * Trigger minidump copying, which in turn triggers minidump uploading.
      */
     @CalledByNative
     private static void triggerMinidumpUploading() {
         handleMinidumpsAndSetMetricsConsent(sWebViewPackageName, false /* updateMetricsConsent */);
     }
 
     /**
      * Trigger minidump uploading, and optionaly also update the metrics-consent value depending on
@@ skipping 112 matching lines @@
                     Log.w(TAG, "Could not bind to Minidump-copying Service " + intent);
                 }
                 return null;
             }
             // To avoid any potential synchronization issues we post all minidump-copying actions to
             // the same thread to be run serially.
         }
                 .executeOnExecutor(AsyncTask.SERIAL_EXECUTOR);
     }
 }