Remove kWebViewUmaLogAppPackageName conditions

The feature has been fully launched, so remove the feature flag and the
conditions.

Bug: 987712
Test: none
Change-Id: I87de2af8976a70d44790b34ad97fa7fefba49b64
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1719465Reviewed-by: Tao Bai <michaelbai@chromium.org>
Commit-Queue: Drew Stonebraker <stonebraker@chromium.org>
Cr-Commit-Position: refs/heads/master@{#681084}

android_webview/browser/aw_feature_list.cc

@@ -57,10 +57,6 @@ const base::Feature kWebViewConnectionlessSafeBrowsing{
 const base::Feature kWebViewPageStartedOnCommit{
     "WebViewPageStartedOnCommit", base::FEATURE_ENABLED_BY_DEFAULT};
 
-// Whether the application package name is logged in UMA.
-const base::Feature kWebViewUmaLogAppPackageName{
-    "WebViewUmaLogAppPackageName", base::FEATURE_ENABLED_BY_DEFAULT};
-
 // Enable raster in wide color gamut for apps that use webview in a wide color
 // gamut activity.
 const base::Feature kWebViewWideColorGamutSupport{

android_webview/browser/aw_feature_list.h

@@ -17,7 +17,6 @@ namespace features {
 extern const base::Feature kWebViewBrotliSupport;
 extern const base::Feature kWebViewConnectionlessSafeBrowsing;
 extern const base::Feature kWebViewPageStartedOnCommit;
-extern const base::Feature kWebViewUmaLogAppPackageName;
 extern const base::Feature kWebViewWideColorGamutSupport;
 
 }  // namespace features

android_webview/browser/aw_metrics_service_client.cc

@@ -218,9 +218,6 @@ base::TimeDelta AwMetricsServiceClient::GetStandardUploadInterval() {
 }
 
 std::string AwMetricsServiceClient::GetAppPackageName() {
-  if (!base::FeatureList::IsEnabled(features::kWebViewUmaLogAppPackageName))
-    return std::string();
-
   JNIEnv* env = base::android::AttachCurrentThread();
   base::android::ScopedJavaLocalRef<jstring> j_app_name =
       Java_AwMetricsServiceClient_getAppPackageName(env);