LayoutLib: Fix bitmap scaling.

Bug: http://b.android.com/187939
Change-Id: I20bf61746e8af3bb87ba9cfcc9bf58854ac7c5be

tools/layoutlib/bridge/src/android/content/res/BridgeResources.java

@@ -18,6 +18,7 @@ package android.content.res;
 
 import com.android.SdkConstants;
 import com.android.ide.common.rendering.api.ArrayResourceValue;
+import com.android.ide.common.rendering.api.DensityBasedResourceValue;
 import com.android.ide.common.rendering.api.LayoutLog;
 import com.android.ide.common.rendering.api.LayoutlibCallback;
 import com.android.ide.common.rendering.api.ResourceValue;
@@ -661,13 +662,18 @@ public final class BridgeResources extends Resources {
         Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag);
 
         if (value != null) {
-            String v = value.getSecond().getValue();
+            ResourceValue resVal = value.getSecond();
+            String v = resVal.getValue();
 
             if (v != null) {
                 if (ResourceHelper.parseFloatAttribute(value.getFirst(), v, outValue,
                         false /*requireUnit*/)) {
                     return;
                 }
+                if (resVal instanceof DensityBasedResourceValue) {
+                    outValue.density =
+                      ((DensityBasedResourceValue) resVal).getResourceDensity().getDpiValue();
+                }
 
                 // else it's a string
                 outValue.type = TypedValue.TYPE_STRING;

tools/layoutlib/bridge/src/android/graphics/BitmapFactory_Delegate.java

@@ -59,6 +59,7 @@ import java.util.Set;
             if (opts.inPremultiplied) {
                 bitmapCreateFlags.add(BitmapCreateFlags.PREMULTIPLIED);
             }
+            opts.inScaled = false;
         }
 
         try {