Add gutter icons for Android resource references

#KT-16843 Fixed

idea/testData/android/gutterIcon/R.java

@@ -0,0 +1,18 @@
+package com.myapp;
+
+public final class R {
+    public static final class drawable {
+        public static final int test_icon=0x7f02005d;
+    }
+    public static final class mipmap {
+        public static final int test_icon=0x7f04005d;
+    }
+    public static final class color {
+        public static final int colorAccent=0x7f0a0013;
+        public static final int colorPrimary=0x7f0a0014;
+        public static final int colorPrimaryDark=0x7f0a0015;
+    }
+    public static final class layout {
+        public static final int activity_kotlin=0x7f08005d;
+    }
+}

idea/testData/android/gutterIcon/color.kt

@@ -0,0 +1,6 @@
+// COLOR: FF,40,81
+package com.myapp
+
+import android.content.Context
+
+<caret>fun Context.getPrimaryColor() = resources.getColor(R.color.colorAccent, null)

idea/testData/android/gutterIcon/drawable.kt

@@ -0,0 +1,6 @@
+// DRAWABLE
+package com.myapp
+
+import android.content.Context
+
+<caret>fun Context.getAddIcon() = resources.getDrawable(R.drawable.test_icon, null)

idea/testData/android/gutterIcon/mipmap.kt

@@ -0,0 +1,6 @@
+// DRAWABLE
+package com.myapp
+
+import android.content.Context
+
+<caret>fun Context.getAddIcon() = resources.getDrawable(R.mipmap.test_icon, null)

idea/testData/android/gutterIcon/res/layout/layout.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/activity_kotlin"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    android:paddingBottom="@dimen/activity_vertical_margin">
+
+</RelativeLayout>

idea/testData/android/gutterIcon/res/values/colors.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="colorPrimary">#3F51B5</color>
+    <color name="colorPrimaryDark">#303F9F</color>
+    <color name="colorAccent">#FF4081</color>
+</resources>

idea/testData/android/gutterIcon/systemColor.kt

@@ -0,0 +1,4 @@
+// COLOR: 0,0,0
+import android.content.Context
+
+<caret>fun getBlackColor() = android.R.color.black

idea/testData/android/gutterIcon/systemDrawable.kt

@@ -0,0 +1,4 @@
+// DRAWABLE
+import android.content.Context
+
+fun <caret>Context.getAddIcon() = resources.getDrawable(android.R.drawable.ic_menu_add, null)