Add call to (new) Canvas.freeCaches() in response to low-memory

This is in conjunction with removing a similar call made by the browser.
Now it will be centralized, and the browser's call site will be removed.

1 files changed, 11 insertions, 1 deletions

diff --git a/graphics/java/android/graphics/Canvas.java b/graphics/java/android/graphics/Canvas.java
index 32ecd9f..06d53e3 100644
--- a/graphics/java/android/graphics/Canvas.java
+++ b/graphics/java/android/graphics/Canvas.java
@@ -112,7 +112,9 @@ public class Canvas {
      * on behalf of the Canvas. Any subsequent drawing with a GL-backed Canvas
      * will have to recreate those resources.
      */
-    public static native void freeGlCaches();
+    public static void freeGlCaches() {
+        freeCaches();
+    }
         
     /**
      * Specify a bitmap for the canvas to draw into.
@@ -1405,6 +1407,14 @@ public class Canvas {
         finalizer(mNativeCanvas);
     }
 
+    /**
+     * Free up as much memory as possible from private caches (e.g. fonts,
+     * images)
+     *
+     * @hide - for now
+     */
+    public static native void freeCaches();
+
     private static native int initRaster(int nativeBitmapOrZero);
     private static native int initGL();
     private static native void native_setBitmap(int nativeCanvas, int bitmap);