customtabs: Fix a typo in a histogram name.

chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java

Index: chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java b/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java
index e843ff9e28ef94d719cfe5874e7573366e5305c5..7c09524aace87a747fb8016bb8a80c738e844b8d 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java
@@ -517,7 +517,7 @@ public class CustomTabActivity extends ChromeActivity {
             webContents = WarmupManager.getInstance().takeSpareWebContents(false, false);
             if (webContents != null) webContentsStateOnLaunch = WEBCONTENTS_STATE_SPARE_WEBCONTENTS;
         }
-        RecordHistogram.recordEnumeratedHistogram("CustomTabs.WebcontentsStateOnLaunch",
+        RecordHistogram.recordEnumeratedHistogram("CustomTabs.WebContentsStateOnLaunch",
                 webContentsStateOnLaunch, WEBCONTENTS_STATE_MAX);
         if (webContents == null) webContents = WebContentsFactory.createWebContents(false, false);
         if (!mHasPrerendered) {