Merge change I9e28c4ce into eclair-mr2

* changes:
  Allow plugins to load java classes from their apk.

core/java/android/webkit/PluginUtil.java

@@ -19,9 +19,6 @@ import android.content.Context;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.util.Log;
 
-import java.lang.reflect.Constructor;
-import java.lang.reflect.InvocationTargetException;
-
 class PluginUtil {
 
     private static final String LOGTAG = "PluginUtil";
@@ -35,12 +32,7 @@ class PluginUtil {
     static PluginStub getPluginStub(Context context, String packageName, 
             String className) {
         try {
-            Context pluginContext = context.createPackageContext(packageName,
-                    Context.CONTEXT_INCLUDE_CODE |
-                    Context.CONTEXT_IGNORE_SECURITY);
-            ClassLoader pluginCL = pluginContext.getClassLoader();
-
-            Class<?> stubClass = pluginCL.loadClass(className);
+            Class<?> stubClass = getPluginClass(context, packageName, className);
             Object stubObject = stubClass.newInstance();
 
             if (stubObject instanceof PluginStub) {
@@ -56,4 +48,14 @@ class PluginUtil {
         }
         return null;
     }
+    
+    /* package */
+    static Class<?> getPluginClass(Context context, String packageName,
+            String className) throws NameNotFoundException, ClassNotFoundException {
+        Context pluginContext = context.createPackageContext(packageName,
+                Context.CONTEXT_INCLUDE_CODE |
+                Context.CONTEXT_IGNORE_SECURITY);
+        ClassLoader pluginCL = pluginContext.getClassLoader();
+        return pluginCL.loadClass(className);
+    }
 }

core/java/android/webkit/WebViewCore.java

@@ -18,6 +18,7 @@ package android.webkit;
 
 import android.content.Context;
 import android.content.Intent;
+import android.content.pm.PackageManager.NameNotFoundException;
 import android.database.Cursor;
 import android.graphics.Canvas;
 import android.graphics.DrawFilter;
@@ -2167,6 +2168,32 @@ final class WebViewCore {
         }
     }
 
+    // called by JNI
+    private Class<?> getPluginClass(String libName, String clsName) {
+        
+        if (mWebView == null) {
+            return null;
+        }
+        
+        String pkgName = PluginManager.getInstance(null).getPluginsAPKName(libName);
+        if (pkgName == null) {
+            Log.w(LOGTAG, "Unable to resolve " + libName + " to a plugin APK");
+            return null;
+        }
+        
+        Class<?> pluginClass = null;
+        try {
+            pluginClass = PluginUtil.getPluginClass(mWebView.getContext(), pkgName, clsName);
+        } catch (NameNotFoundException e) {
+            Log.e(LOGTAG, "Unable to find plugin classloader for the apk (" + pkgName + ")");
+        } catch (ClassNotFoundException e) {
+            Log.e(LOGTAG, "Unable to find plugin class (" + clsName +
+                    ") in the apk (" + pkgName + ")");
+        }
+
+        return pluginClass;
+    }
+    
     // called by JNI. PluginWidget function to launch an activity and overlays
     // the activity with the View provided by the plugin class.
     private void startFullScreenPluginActivity(String libName, String clsName, int npp) {

tests/BrowserTestPlugin/jni/main.cpp

@@ -65,7 +65,6 @@ ANPCanvasInterfaceV0        gCanvasI;
 ANPLogInterfaceV0           gLogI;
 ANPPaintInterfaceV0         gPaintI;
 ANPPathInterfaceV0          gPathI;
-ANPSystemInterfaceV0        gSystemI;
 ANPTypefaceInterfaceV0      gTypefaceI;
 ANPWindowInterfaceV0        gWindowI;