components: Move web_contents_delegate_android into web_contents_delegate_android namespace.

chrome/browser/android/chrome_web_contents_delegate_android.h

Index: chrome/browser/android/chrome_web_contents_delegate_android.h
diff --git a/chrome/browser/android/chrome_web_contents_delegate_android.h b/chrome/browser/android/chrome_web_contents_delegate_android.h
index 9e1db12c73f6de9d903567964c8d075c547a93c2..dbfb5355a7bab2f6fc8a1dc591934311cf6569fc 100644
--- a/chrome/browser/android/chrome_web_contents_delegate_android.h
+++ b/chrome/browser/android/chrome_web_contents_delegate_android.h
@@ -32,7 +32,7 @@ namespace android {
 // Should contain any WebContentsDelegate implementations required by
 // the Chromium Android port but not to be shared with WebView.
 class ChromeWebContentsDelegateAndroid
-    : public components::WebContentsDelegateAndroid,
+    : public web_contents_delegate_android::WebContentsDelegateAndroid,
       public content::NotificationObserver {
  public:
   ChromeWebContentsDelegateAndroid(JNIEnv* env, jobject obj);