Address NewApi and other Android lint warnings in src/chrome.

BUG=266140
R=aurimas@chromium.org

Review URL: https://codereview.chromium.org/965933002

Cr-Commit-Position: refs/heads/master@{#318735}

chrome/android/java/res/layout/fre_choose_account.xml

@@ -93,6 +93,7 @@
         android:layout_gravity="bottom"
         android:orientation="horizontal" >
 
+        <!--suppress ButtonStyle -->
         <Button
             android:id="@+id/negative_button"
             android:layout_width="0dp"
@@ -107,6 +108,7 @@
             android:textColor="@color/light_normal_color"
             android:textSize="@dimen/fre_button_text_size" />
 
+        <!--suppress ButtonStyle -->
         <Button
             android:id="@+id/positive_button"
             android:layout_width="0dp"

chrome/android/java/res/layout/homepage_preferences.xml

@@ -42,6 +42,7 @@
         <ImageView
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
+            android:contentDescription="@null"
             android:src="?android:attr/listDivider"
             android:scaleType="fitXY" />
 

chrome/android/java/src/org/chromium/chrome/browser/BookmarkUtils.java

@@ -4,6 +4,7 @@
 
 package org.chromium.chrome.browser;
 
+import android.annotation.TargetApi;
 import android.app.ActivityManager;
 import android.content.Context;
 import android.content.Intent;
@@ -151,6 +152,7 @@ public class BookmarkUtils {
         return bitmap;
     }
 
+    @TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1)
     private static Bitmap getBitmapFromResourceId(Context context, int id, int density) {
         Drawable drawable = null;
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1) {

chrome/android/java/src/org/chromium/chrome/browser/LollipopTtsPlatformImpl.java

@@ -4,7 +4,9 @@
 
 package org.chromium.chrome.browser;
 
+import android.annotation.TargetApi;
 import android.content.Context;
+import android.os.Build;
 import android.os.Bundle;
 import android.speech.tts.TextToSpeech;
 import android.speech.tts.UtteranceProgressListener;
@@ -12,6 +14,7 @@ import android.speech.tts.UtteranceProgressListener;
 /**
  * Subclass of TtsPlatformImpl for Lollipop to make use of newer APIs.
  */
+@TargetApi(Build.VERSION_CODES.LOLLIPOP)
 class LollipopTtsPlatformImpl extends TtsPlatformImpl {
     protected LollipopTtsPlatformImpl(long nativeTtsPlatformImplAndroid, Context context) {
         super(nativeTtsPlatformImplAndroid, context);

chrome/android/java/src/org/chromium/chrome/browser/infobar/AnimationHelper.java

@@ -9,6 +9,7 @@ import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
 import android.animation.PropertyValuesHolder;
+import android.annotation.TargetApi;
 import android.os.Build;
 import android.view.View;
 import android.view.ViewTreeObserver;
@@ -217,6 +218,7 @@ public class AnimationHelper implements ViewTreeObserver.OnGlobalLayoutListener
                 mTargetWrapperView.startTransition();
             }
 
+            @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
             @Override
             public void onAnimationEnd(Animator animation) {
                 mTargetWrapperView.finishTransition();

chrome/android/java/src/org/chromium/chrome/browser/preferences/website/AddExceptionPreference.java

@@ -16,14 +16,12 @@ import android.preference.Preference;
 import android.preference.Preference.OnPreferenceClickListener;
 import android.provider.Settings;
 import android.text.Editable;
-import android.text.Spannable;
-import android.text.SpannableString;
 import android.text.TextWatcher;
-import android.text.style.ForegroundColorSpan;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.widget.Button;
 import android.widget.EditText;
+import android.widget.TextView;
 import android.widget.Toast;
 
 import org.chromium.chrome.R;
@@ -36,6 +34,7 @@ import org.chromium.chrome.browser.preferences.PrefServiceBridge;
 public class AddExceptionPreference extends Preference implements OnPreferenceClickListener {
     // The callback to notify when the user adds a site.
     private SiteAddedCallback mSiteAddedCallback;
+    private int mPrefAccentColor;
 
     /**
      * An interface to implement to get a callback when a site has been added.
@@ -57,20 +56,22 @@ public class AddExceptionPreference extends Preference implements OnPreferenceCl
 
         setKey(key);
         Resources resources = getContext().getResources();
+        mPrefAccentColor = resources.getColor(R.color.pref_accent_color);
+
         Drawable plusIcon = resources.getDrawable(R.drawable.plus);
         plusIcon.mutate();
-        plusIcon.setColorFilter(
-                resources.getColor(R.color.pref_accent_color),
-                PorterDuff.Mode.SRC_IN);
+        plusIcon.setColorFilter(mPrefAccentColor, PorterDuff.Mode.SRC_IN);
         setIcon(plusIcon);
 
-        SpannableString titleSpan = new SpannableString(
-                resources.getString(
-                        R.string.website_settings_add_site).toUpperCase());
-        titleSpan.setSpan(new ForegroundColorSpan(
-                resources.getColor(R.color.pref_accent_color)), 0, titleSpan.length(),
-                Spannable.SPAN_INCLUSIVE_INCLUSIVE);
-        setTitle(titleSpan);
+        setTitle(resources.getString(R.string.website_settings_add_site));
+    }
+
+    @Override
+    protected void onBindView(View view) {
+        super.onBindView(view);
+        TextView titleView = (TextView) view.findViewById(android.R.id.title);
+        titleView.setAllCaps(true);
+        titleView.setTextColor(mPrefAccentColor);
     }
 
     @Override
@@ -89,6 +90,7 @@ public class AddExceptionPreference extends Preference implements OnPreferenceCl
         final EditText input = (EditText) view.findViewById(R.id.site);
 
         DialogInterface.OnClickListener onClickListener = new DialogInterface.OnClickListener() {
+            @Override
             public void onClick(DialogInterface dialog, int button) {
                 if (button == AlertDialog.BUTTON_POSITIVE) {
                     String hostname = input.getText().toString().trim();

chrome/android/java/src/org/chromium/chrome/browser/widget/ButtonCompat.java

@@ -38,6 +38,7 @@ import org.chromium.chrome.R;
  * Note: To ensure the button's shadow is fully visible, you may need to set
  * android:clipToPadding="false" on the button's parent view.
  */
+@TargetApi(Build.VERSION_CODES.LOLLIPOP)
 public class ButtonCompat extends Button {
 
     private static final float PRE_L_PRESSED_BRIGHTNESS = 0.85f;