[AW] Set LibraryProcessType before loading library in WebViewApkApplication

Not setting the process type resulted in an assertion error when loading
the library before starting the license activity.

Test: Start license activity via adb in trichrome and system webview.
Bug: 1039896
Change-Id: I4a5400a8cd6d9644eacb92cca14d59197ad50ebb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1990141Reviewed-by: Richard Coles <torne@chromium.org>
Commit-Queue: Robbie McElrath <rmcelrath@chromium.org>
Cr-Commit-Position: refs/heads/master@{#729844}

android_webview/nonembedded/java/src/org/chromium/android_webview/nonembedded/WebViewApkApplication.java

@@ -14,6 +14,7 @@ import org.chromium.base.PathUtils;
 import org.chromium.base.annotations.JNINamespace;
 import org.chromium.base.annotations.NativeMethods;
 import org.chromium.base.library_loader.LibraryLoader;
+import org.chromium.base.library_loader.LibraryProcessType;
 import org.chromium.components.embedder_support.application.FontPreloadingWorkaround;
 import org.chromium.ui.base.ResourceBundle;
 
@@ -77,6 +78,7 @@ public class WebViewApkApplication extends Application {
             if (LibraryLoader.getInstance().isInitialized()) {
                 return true;
             }
+            LibraryLoader.getInstance().setLibraryProcessType(LibraryProcessType.PROCESS_WEBVIEW);
             LibraryLoader.getInstance().loadNow();
         } catch (Throwable unused) {
             // Happens for WebView Stub. Throws NoClassDefFoundError because of no