Messaging: Replace explicit types

Change-Id: I2165b3dec73973a2a82d8b3c7c364b5f011e597d

src/com/android/messaging/ui/mediapicker/camerafocus/FocusOverlayManager.java

@@ -306,7 +306,7 @@ public class FocusOverlayManager {
     private void initializeFocusAreas(int focusWidth, int focusHeight,
             int x, int y, int previewWidth, int previewHeight) {
         if (mFocusArea == null) {
-            mFocusArea = new ArrayList<Object>();
+            mFocusArea = new ArrayList<>();
             mFocusArea.add(new Area(new Rect(), 1));
         }
 
@@ -318,7 +318,7 @@ public class FocusOverlayManager {
     private void initializeMeteringAreas(int focusWidth, int focusHeight,
             int x, int y, int previewWidth, int previewHeight) {
         if (mMeteringArea == null) {
-            mMeteringArea = new ArrayList<Object>();
+            mMeteringArea = new ArrayList<>();
             mMeteringArea.add(new Area(new Rect(), 1));
         }
 

src/com/android/messaging/ui/mediapicker/camerafocus/PieItem.java

@@ -74,7 +74,7 @@ public class PieItem {
 
     public void addItem(PieItem item) {
         if (mItems == null) {
-            mItems = new ArrayList<PieItem>();
+            mItems = new ArrayList<>();
         }
         mItems.add(item);
     }

src/com/android/messaging/ui/mediapicker/camerafocus/PieRenderer.java

@@ -149,7 +149,7 @@ public class PieRenderer extends OverlayRenderer
 
     private void init(Context ctx) {
         setVisible(false);
-        mItems = new ArrayList<PieItem>();
+        mItems = new ArrayList<>();
         Resources res = ctx.getResources();
         mRadius = (int) res.getDimensionPixelSize(R.dimen.pie_radius_start);
         mCircleSize = mRadius - res.getDimensionPixelSize(R.dimen.focus_radius_offset);

src/com/android/messaging/ui/mediapicker/camerafocus/RenderOverlay.java

@@ -53,8 +53,8 @@ public class RenderOverlay extends FrameLayout {
         mRenderView = new RenderView(context);
         addView(mRenderView, new LayoutParams(LayoutParams.MATCH_PARENT,
                 LayoutParams.MATCH_PARENT));
-        mClients = new ArrayList<Renderer>(10);
-        mTouchClients = new ArrayList<Renderer>(10);
+        mClients = new ArrayList<>(10);
+        mTouchClients = new ArrayList<>(10);
         setWillNotDraw(false);
 
         addRenderer(new PieRenderer(context));