JNI refactor: @NativeMethods conversion (AutocompleteController).

This CL was partially created by
//base/android/jni_generator/jni_refactorer.py.

The conversion also required converting unit tests to use the new JNI
mocking approach provided by JniMocker.

Bug: 929661
Change-Id: I57cc3e19641af73e745ea1b224947586ba2287bf
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1834035
Auto-Submit: Eric Stevenson <estevenson@chromium.org>
Reviewed-by: Yusuf Ozuysal <yusufo@chromium.org>
Commit-Queue: Eric Stevenson <estevenson@chromium.org>
Cr-Commit-Position: refs/heads/master@{#707384}

chrome/android/java/src/org/chromium/chrome/browser/omnibox/suggestions/AutocompleteController.java

@@ -11,6 +11,7 @@ import androidx.annotation.Nullable;
 import org.chromium.base.Log;
 import org.chromium.base.VisibleForTesting;
 import org.chromium.base.annotations.CalledByNative;
+import org.chromium.base.annotations.NativeMethods;
 import org.chromium.chrome.browser.WarmupManager;
 import org.chromium.chrome.browser.ntp.NewTabPage;
 import org.chromium.chrome.browser.omnibox.LocationBarVoiceRecognitionHandler.VoiceResult;
@@ -54,7 +55,8 @@ public class AutocompleteController {
 
     public AutocompleteController(Profile profile, OnSuggestionsReceivedListener listener) {
         if (profile != null) {
-            mNativeAutocompleteControllerAndroid = nativeInit(profile);
+            mNativeAutocompleteControllerAndroid =
+                    AutocompleteControllerJni.get().init(AutocompleteController.this, profile);
         }
         mListener = listener;
     }
@@ -76,7 +78,8 @@ public class AutocompleteController {
             return;
         }
 
-        mNativeAutocompleteControllerAndroid = nativeInit(profile);
+        mNativeAutocompleteControllerAndroid =
+                AutocompleteControllerJni.get().init(AutocompleteController.this, profile);
     }
 
     /**
@@ -108,10 +111,12 @@ public class AutocompleteController {
                 TextUtils.isEmpty(url));
         if (profile == null || TextUtils.isEmpty(url)) return;
 
-        mNativeAutocompleteControllerAndroid = nativeInit(profile);
+        mNativeAutocompleteControllerAndroid =
+                AutocompleteControllerJni.get().init(AutocompleteController.this, profile);
         // Initializing the native counterpart might still fail.
         if (mNativeAutocompleteControllerAndroid != 0) {
-            nativeStart(mNativeAutocompleteControllerAndroid, text, cursorPosition, null, url,
+            AutocompleteControllerJni.get().start(mNativeAutocompleteControllerAndroid,
+                    AutocompleteController.this, text, cursorPosition, null, url,
                     pageClassification, preventInlineAutocomplete, false, false, true);
             mWaitingForSuggestionsToCache = false;
         }
@@ -134,7 +139,8 @@ public class AutocompleteController {
      */
     public OmniboxSuggestion classify(String text, boolean focusedFromFakebox) {
         if (mNativeAutocompleteControllerAndroid != 0) {
-            return nativeClassify(mNativeAutocompleteControllerAndroid, text, focusedFromFakebox);
+            return AutocompleteControllerJni.get().classify(mNativeAutocompleteControllerAndroid,
+                    AutocompleteController.this, text, focusedFromFakebox);
         }
         return null;
     }
@@ -157,11 +163,12 @@ public class AutocompleteController {
             // especially if a Service Worker is used.
             WarmupManager.getInstance().createSpareRenderProcessHost(profile);
         }
-        mNativeAutocompleteControllerAndroid = nativeInit(profile);
+        mNativeAutocompleteControllerAndroid =
+                AutocompleteControllerJni.get().init(AutocompleteController.this, profile);
         if (mNativeAutocompleteControllerAndroid != 0) {
             if (mUseCachedZeroSuggestResults) mWaitingForSuggestionsToCache = true;
-            nativeOnOmniboxFocused(mNativeAutocompleteControllerAndroid, omniboxText, url,
-                    pageClassification, title);
+            AutocompleteControllerJni.get().onOmniboxFocused(mNativeAutocompleteControllerAndroid,
+                    AutocompleteController.this, omniboxText, url, pageClassification, title);
         }
     }
 
@@ -183,7 +190,8 @@ public class AutocompleteController {
         if (mNativeAutocompleteControllerAndroid != 0) {
             // crbug.com/764749
             Log.w(TAG, "stopping autocomplete.");
-            nativeStop(mNativeAutocompleteControllerAndroid, clear);
+            AutocompleteControllerJni.get().stop(
+                    mNativeAutocompleteControllerAndroid, AutocompleteController.this, clear);
         }
     }
 
@@ -193,7 +201,8 @@ public class AutocompleteController {
      */
     void resetSession() {
         if (mNativeAutocompleteControllerAndroid != 0) {
-            nativeResetSession(mNativeAutocompleteControllerAndroid);
+            AutocompleteControllerJni.get().resetSession(
+                    mNativeAutocompleteControllerAndroid, AutocompleteController.this);
         }
     }
 
@@ -203,7 +212,8 @@ public class AutocompleteController {
      */
     void deleteSuggestion(int position, int hashCode) {
         if (mNativeAutocompleteControllerAndroid != 0) {
-            nativeDeleteSuggestion(mNativeAutocompleteControllerAndroid, position, hashCode);
+            AutocompleteControllerJni.get().deleteSuggestion(mNativeAutocompleteControllerAndroid,
+                    AutocompleteController.this, position, hashCode);
         }
     }
 
@@ -256,9 +266,9 @@ public class AutocompleteController {
         assert mNativeAutocompleteControllerAndroid != 0;
         // Don't natively log voice suggestion results as we add them in Java.
         if (type == OmniboxSuggestionType.VOICE_SUGGEST) return;
-        nativeOnSuggestionSelected(mNativeAutocompleteControllerAndroid, selectedIndex, hashCode,
-                currentPageUrl, pageClassification, elapsedTimeSinceModified, completedLength,
-                webContents);
+        AutocompleteControllerJni.get().onSuggestionSelected(mNativeAutocompleteControllerAndroid,
+                AutocompleteController.this, selectedIndex, hashCode, currentPageUrl,
+                pageClassification, elapsedTimeSinceModified, completedLength, webContents);
     }
 
     /**
@@ -332,32 +342,35 @@ public class AutocompleteController {
      */
     String updateMatchDestinationUrlWithQueryFormulationTime(
             int selectedIndex, int hashCode, long elapsedTimeSinceInputChange) {
-        return nativeUpdateMatchDestinationURLWithQueryFormulationTime(
-                mNativeAutocompleteControllerAndroid, selectedIndex, hashCode,
-                elapsedTimeSinceInputChange);
+        return AutocompleteControllerJni.get().updateMatchDestinationURLWithQueryFormulationTime(
+                mNativeAutocompleteControllerAndroid, AutocompleteController.this, selectedIndex,
+                hashCode, elapsedTimeSinceInputChange);
     }
 
-    @VisibleForTesting
-    protected native long nativeInit(Profile profile);
-    private native void nativeStart(long nativeAutocompleteControllerAndroid, String text,
-            int cursorPosition, String desiredTld, String currentUrl, int pageClassification,
-            boolean preventInlineAutocomplete, boolean preferKeyword,
+    @NativeMethods
+    interface Natives {
+        long init(AutocompleteController caller, Profile profile);
+        void start(long nativeAutocompleteControllerAndroid, AutocompleteController caller,
+                String text, int cursorPosition, String desiredTld, String currentUrl,
+                int pageClassification, boolean preventInlineAutocomplete, boolean preferKeyword,
                 boolean allowExactKeywordMatch, boolean wantAsynchronousMatches);
-    private native OmniboxSuggestion nativeClassify(
-            long nativeAutocompleteControllerAndroid, String text, boolean focusedFromFakebox);
-    private native void nativeStop(long nativeAutocompleteControllerAndroid, boolean clearResults);
-    private native void nativeResetSession(long nativeAutocompleteControllerAndroid);
-    private native void nativeOnSuggestionSelected(long nativeAutocompleteControllerAndroid,
-            int selectedIndex, int hashCode, String currentPageUrl, int pageClassification,
-            long elapsedTimeSinceModified, int completedLength, WebContents webContents);
-    private native void nativeOnOmniboxFocused(long nativeAutocompleteControllerAndroid,
-            String omniboxText, String currentUrl, int pageClassification, String currentTitle);
-    private native void nativeDeleteSuggestion(
-            long nativeAutocompleteControllerAndroid, int selectedIndex, int hashCode);
-    private native String nativeUpdateMatchDestinationURLWithQueryFormulationTime(
-            long nativeAutocompleteControllerAndroid, int selectedIndex, int hashCode,
-            long elapsedTimeSinceInputChange);
-
+        OmniboxSuggestion classify(long nativeAutocompleteControllerAndroid,
+                AutocompleteController caller, String text, boolean focusedFromFakebox);
+        void stop(long nativeAutocompleteControllerAndroid, AutocompleteController caller,
+                boolean clearResults);
+        void resetSession(long nativeAutocompleteControllerAndroid, AutocompleteController caller);
+        void onSuggestionSelected(long nativeAutocompleteControllerAndroid,
+                AutocompleteController caller, int selectedIndex, int hashCode,
+                String currentPageUrl, int pageClassification, long elapsedTimeSinceModified,
+                int completedLength, WebContents webContents);
+        void onOmniboxFocused(long nativeAutocompleteControllerAndroid,
+                AutocompleteController caller, String omniboxText, String currentUrl,
+                int pageClassification, String currentTitle);
+        void deleteSuggestion(long nativeAutocompleteControllerAndroid,
+                AutocompleteController caller, int selectedIndex, int hashCode);
+        String updateMatchDestinationURLWithQueryFormulationTime(
+                long nativeAutocompleteControllerAndroid, AutocompleteController caller,
+                int selectedIndex, int hashCode, long elapsedTimeSinceInputChange);
         /**
          * Given a search query, this will attempt to see if the query appears to be portion of a
          * properly formed URL.  If it appears to be a URL, this will return the fully qualified
@@ -367,10 +380,11 @@ public class AutocompleteController {
          * @param query The query to be expanded into a fully qualified URL if appropriate.
          * @return The fully qualified URL or null.
          */
-    static native String nativeQualifyPartialURLQuery(String query);
+        String qualifyPartialURLQuery(String query);
 
         /**
          * Sends a zero suggest request to the server in order to pre-populate the result cache.
          */
-    static native void nativePrefetchZeroSuggestResults();
+        void prefetchZeroSuggestResults();
+    }
 }

chrome/android/java/src/org/chromium/chrome/browser/omnibox/suggestions/AutocompleteCoordinatorFactory.java

@@ -32,7 +32,7 @@ public class AutocompleteCoordinatorFactory {
 
     /**
      * Temporary shortcut for {@link org.chromium.chrome.browser.IntentHandler} to access
-     * {@link AutocompleteController#nativeQualifyPartialURLQuery(String)} without having an
+     * {@link AutocompleteControllerJni.get().qualifyPartialURLQuery(String)} without having an
      * instance of {@link AutocompleteCoordinator}.
      *
      * TODO(crbug.com/966424): Fix the dependency issue and remove this method.
@@ -42,6 +42,6 @@ public class AutocompleteCoordinatorFactory {
      */
     @Deprecated
     public static String qualifyPartialURLQuery(String query) {
-        return AutocompleteController.nativeQualifyPartialURLQuery(query);
+        return AutocompleteControllerJni.get().qualifyPartialURLQuery(query);
     }
 }

chrome/android/java/src/org/chromium/chrome/browser/omnibox/suggestions/AutocompleteCoordinatorImpl.java

@@ -265,12 +265,12 @@ public class AutocompleteCoordinatorImpl implements AutocompleteCoordinator {
 
     @Override
     public String qualifyPartialURLQuery(String query) {
-        return AutocompleteController.nativeQualifyPartialURLQuery(query);
+        return AutocompleteControllerJni.get().qualifyPartialURLQuery(query);
     }
 
     @Override
     public void prefetchZeroSuggestResults() {
-        AutocompleteController.nativePrefetchZeroSuggestResults();
+        AutocompleteControllerJni.get().prefetchZeroSuggestResults();
     }
 
     @VisibleForTesting

chrome/android/java/src/org/chromium/chrome/browser/omnibox/suggestions/AutocompleteMediator.java

@@ -381,7 +381,7 @@ class AutocompleteMediator
                 private void maybeTriggerCacheRefresh(String url) {
                     if (url == null) return;
                     if (!UrlConstants.NTP_URL.equals(url)) return;
-                    AutocompleteController.nativePrefetchZeroSuggestResults();
+                    AutocompleteControllerJni.get().prefetchZeroSuggestResults();
                 }
             };
         }

chrome/test/android/javatests/src/org/chromium/chrome/test/util/OmniboxTestUtils.java

@@ -185,11 +185,6 @@ public class OmniboxTestUtils {
             mSuggestionsDispatcher = null;
         }
 
-        @Override
-        protected long nativeInit(Profile profile) {
-            return 1;
-        }
-
         @Override
         public void setProfile(Profile profile) {}
     }
@@ -219,11 +214,6 @@ public class OmniboxTestUtils {
         @Override
         public void stop(boolean clear) {}
 
-        @Override
-        protected long nativeInit(Profile profile) {
-            return 1;
-        }
-
         @Override
         public void setProfile(Profile profile) {}
     }