src/api-impl: fix up code style, mainly for code imported from AOSP

used the following (plus manual edits):
`clang-format --style="{BasedOnStyle: LLVM, IndentWidth: 8, UseTab: Always, AllowShortIfStatementsOnASingleLine: false, IndentCaseLabels: true, ColumnLimit: 0}`

src/api-impl/android/graphics/Paint.java

@@ -35,12 +35,12 @@ public class Paint {
 		 * Geometry and text drawn with this style will be filled, ignoring all
 		 * stroke-related settings in the paint.
 		 */
-		FILL			(0),
+		FILL(0),
 		/**
 		 * Geometry and text drawn with this style will be stroked, respecting
 		 * the stroke-related fields on the paint.
 		 */
-		STROKE		  (1),
+		STROKE(1),
 		/**
 		 * Geometry and text drawn with this style will be both filled and
 		 * stroked at the same time, respecting the stroke-related fields on
@@ -48,8 +48,8 @@ public class Paint {
 		 * is oriented counter-clockwise. This restriction does not apply to
 		 * either FILL or STROKE.
 		 */
-		FILL_AND_STROKE (2);
-		
+		FILL_AND_STROKE(2);
+
 		Style(int nativeInt) {
 			this.nativeInt = nativeInt;
 		}
@@ -58,46 +58,47 @@ public class Paint {
 
 	public static class FontMetrics {
 		/**
-		 * The maximum distance above the baseline for the tallest glyph in 
+		 * The maximum distance above the baseline for the tallest glyph in
 		 * the font at a given text size.
 		 */
-		public float   top;
+		public float top;
 		/**
 		 * The recommended distance above the baseline for singled spaced text.
 		 */
-		public float   ascent;
+		public float ascent;
 		/**
 		 * The recommended distance below the baseline for singled spaced text.
 		 */
-		public float   descent;
+		public float descent;
 		/**
-		 * The maximum distance below the baseline for the lowest glyph in 
+		 * The maximum distance below the baseline for the lowest glyph in
 		 * the font at a given text size.
 		 */
-		public float   bottom;
+		public float bottom;
 		/**
 		 * The recommended additional space to add between lines of text.
 		 */
-		public float   leading;
+		public float leading;
 	}
 
 	public static class FontMetricsInt {
-		public int   top;
-		public int   ascent;
-		public int   descent;
-		public int   bottom;
-		public int   leading;
+		public int top;
+		public int ascent;
+		public int descent;
+		public int bottom;
+		public int leading;
 
-		@Override public String toString() {
+		@Override
+		public String toString() {
 			return "FontMetricsInt: top=" + top + " ascent=" + ascent +
-					" descent=" + descent + " bottom=" + bottom +
-					" leading=" + leading;
+			    " descent=" + descent + " bottom=" + bottom +
+			    " leading=" + leading;
 		}
 	}
 
-	public /*native*/ int getFlags() {return 0;}
+	public /*native*/ int getFlags() { return 0; }
 
-	public /*native*/ int getHinting() {return 0;}
+	public /*native*/ int getHinting() { return 0; }
 	public /*native*/ void setHinting(int mode) {}
 
 	public /*native*/ void setDither(boolean dither) {}
@@ -107,43 +108,42 @@ public class Paint {
 	public /*native*/ void setStrikeThruText(boolean strikeThruText) {}
 	public /*native*/ void setFakeBoldText(boolean fakeBoldText) {}
 
-	public /*native*/ int getAlpha() {return 0;}
+	public /*native*/ int getAlpha() { return 0; }
 	public /*native*/ void setAlpha(int a) {}
-	public /*native*/ float getStrokeWidth() {return 0;}
+	public /*native*/ float getStrokeWidth() { return 0; }
 
-	public /*native*/ float getStrokeMiter() {return 0;}
+	public /*native*/ float getStrokeMiter() { return 0; }
 	public /*native*/ void setStrokeMiter(float miter) {}
-	public /*native*/ float getTextSize() {return 0;}
+	public /*native*/ float getTextSize() { return 0; }
 
-	public /*native*/ float getTextScaleX() {return 0;}
+	public /*native*/ float getTextScaleX() { return 0; }
 	public /*native*/ void setTextScaleX(float scaleX) {}
-	public /*native*/ float getTextSkewX() {return 0;}
+	public /*native*/ float getTextSkewX() { return 0; }
 	public /*native*/ void setTextSkewX(float skewX) {}
 
-	public /*native*/ float descent() {return 0;}
-	public /*native*/ float getFontMetrics(FontMetrics metrics) {return 0;}
-	public /*native*/ int getFontMetricsInt(FontMetricsInt fmi) {return 0;}
+	public /*native*/ float descent() { return 0; }
+	public /*native*/ float getFontMetrics(FontMetrics metrics) { return 0; }
+	public /*native*/ int getFontMetricsInt(FontMetricsInt fmi) { return 0; }
 
 	public void setShadowLayer(float radius, float dx, float dy, int color) {}
 
-	public Xfermode setXfermode(Xfermode xfermode) {return xfermode;}
+	public Xfermode setXfermode(Xfermode xfermode) { return xfermode; }
 
 	public enum Cap {
 		/**
 		 * The stroke ends with the path, and does not project beyond it.
 		 */
-		BUTT    (0),
+		BUTT(0),
 		/**
 		 * The stroke projects out as a semicircle, with the center at the
 		 * end of the path.
 		 */
-		ROUND   (1),
+		ROUND(1),
 		/**
 		 * The stroke projects out as a square, with the center at the end
 		 * of the path.
 		 */
-		SQUARE  (2);
-
+		SQUARE(2);
 
 		private Cap(int nativeInt) {}
 	}
@@ -152,20 +152,20 @@ public class Paint {
 		/**
 		 * The outer edges of a join meet at a sharp angle
 		 */
-		MITER   (0),
+		MITER(0),
 		/**
 		 * The outer edges of a join meet in a circular arc.
 		 */
-		ROUND   (1),
+		ROUND(1),
 		/**
 		 * The outer edges of a join meet with a straight line
 		 */
-		BEVEL   (2);
+		BEVEL(2);
 
 		private Join(int nativeInt) {}
 	}
 
-    public void setStrokeCap(Cap cap) {}
+	public void setStrokeCap(Cap cap) {}
 
 	public void setStrokeJoin(Join join) {}
 }

src/api-impl/android/graphics/PorterDuff.java

@@ -18,46 +18,80 @@ package android.graphics;
 
 public class PorterDuff {
 
-    // these value must match their native equivalents. See SkPorterDuff.h
-    public enum Mode {
-        /** [0, 0] */
-        CLEAR       (0),
-        /** [Sa, Sc] */
-        SRC         (1),
-        /** [Da, Dc] */
-        DST         (2),
-        /** [Sa + (1 - Sa)*Da, Rc = Sc + (1 - Sa)*Dc] */
-        SRC_OVER    (3),
-        /** [Sa + (1 - Sa)*Da, Rc = Dc + (1 - Da)*Sc] */
-        DST_OVER    (4),
-        /** [Sa * Da, Sc * Da] */
-        SRC_IN      (5),
-        /** [Sa * Da, Sa * Dc] */
-        DST_IN      (6),
-        /** [Sa * (1 - Da), Sc * (1 - Da)] */
-        SRC_OUT     (7),
-        /** [Da * (1 - Sa), Dc * (1 - Sa)] */
-        DST_OUT     (8),
-        /** [Da, Sc * Da + (1 - Sa) * Dc] */
-        SRC_ATOP    (9),
-        /** [Sa, Sa * Dc + Sc * (1 - Da)] */
-        DST_ATOP    (10),
-        /** [Sa + Da - 2 * Sa * Da, Sc * (1 - Da) + (1 - Sa) * Dc] */
-        XOR         (11),
-        /** [Sa + Da - Sa*Da,
-             Sc*(1 - Da) + Dc*(1 - Sa) + min(Sc, Dc)] */
-        DARKEN      (12),
-        /** [Sa + Da - Sa*Da,
-             Sc*(1 - Da) + Dc*(1 - Sa) + max(Sc, Dc)] */
-        LIGHTEN     (13),
-        /** [Sa * Da, Sc * Dc] */
-        MULTIPLY    (14),
-        /** [Sa + Da - Sa * Da, Sc + Dc - Sc * Dc] */
-        SCREEN      (15),
-        /** Saturate(S + D) */
-        ADD         (16),
-        OVERLAY     (17);
+	// these value must match their native equivalents. See SkPorterDuff.h
+	public enum Mode {
+		/**
+		 * [0, 0]
+		 */
+		CLEAR(0),
+		/**
+		 * [Sa, Sc]
+		 */
+		SRC(1),
+		/**
+		 * [Da, Dc]
+		 */
+		DST(2),
+		/**
+		 * [Sa + (1 - Sa)*Da, Rc = Sc + (1 - Sa)*Dc]
+		 */
+		SRC_OVER(3),
+		/**
+		 * [Sa + (1 - Sa)*Da, Rc = Dc + (1 - Da)*Sc]
+		 */
+		DST_OVER(4),
+		/**
+		 * [Sa * Da, Sc * Da]
+		 */
+		SRC_IN(5),
+		/**
+		 * [Sa * Da, Sa * Dc]
+		 */
+		DST_IN(6),
+		/**
+		 * [Sa * (1 - Da), Sc * (1 - Da)]
+		 */
+		SRC_OUT(7),
+		/**
+		 * [Da * (1 - Sa), Dc * (1 - Sa)]
+		 */
+		DST_OUT(8),
+		/**
+		 * [Da, Sc * Da + (1 - Sa) * Dc]
+		 */
+		SRC_ATOP(9),
+		/**
+		 * [Sa, Sa * Dc + Sc * (1 - Da)]
+		 */
+		DST_ATOP(10),
+		/**
+		 * [Sa + Da - 2 * Sa * Da, Sc * (1 - Da) + (1 - Sa) * Dc]
+		 */
+		XOR(11),
+		/**
+		   [Sa + Da - Sa*Da,
+		     Sc*(1 - Da) + Dc*(1 - Sa) + min(Sc, Dc)]
+		 */
+		DARKEN(12),
+		/**
+		   [Sa + Da - Sa*Da,
+		     Sc*(1 - Da) + Dc*(1 - Sa) + max(Sc, Dc)]
+		 */
+		LIGHTEN(13),
+		/**
+		 * [Sa * Da, Sc * Dc]
+		 */
+		MULTIPLY(14),
+		/**
+		 * [Sa + Da - Sa * Da, Sc + Dc - Sc * Dc]
+		 */
+		SCREEN(15),
+		/**
+		 * Saturate(S + D)
+		 */
+		ADD(16),
+		OVERLAY(17);
 
-        Mode(int nativeInt) {}
-    }
+		Mode(int nativeInt) {}
+	}
 }

src/api-impl/android/graphics/Typeface.java

@@ -4,26 +4,34 @@ import android.content.res.AssetManager;
 
 public class Typeface {
 
-    /** The default NORMAL typeface object */
-    public static final Typeface DEFAULT = new Typeface();
-    /**
-     * The default BOLD typeface object. Note: this may be not actually be
-     * bold, depending on what fonts are installed. Call getStyle() to know
-     * for sure.
-     */
-    public static final Typeface DEFAULT_BOLD = new Typeface();
-    /** The NORMAL style of the default sans serif typeface. */
-    public static final Typeface SANS_SERIF = new Typeface();
-    /** The NORMAL style of the default serif typeface. */
-    public static final Typeface SERIF = new Typeface();
-    /** The NORMAL style of the default monospace typeface. */
-    public static final Typeface MONOSPACE = new Typeface();
+	/**
+	 * The default NORMAL typeface object
+	 */
+	public static final Typeface DEFAULT = new Typeface();
+	/**
+	 * The default BOLD typeface object. Note: this may be not actually be
+	 * bold, depending on what fonts are installed. Call getStyle() to know
+	 * for sure.
+	 */
+	public static final Typeface DEFAULT_BOLD = new Typeface();
+	/**
+	 * The NORMAL style of the default sans serif typeface.
+	 */
+	public static final Typeface SANS_SERIF = new Typeface();
+	/**
+	 * The NORMAL style of the default serif typeface.
+	 */
+	public static final Typeface SERIF = new Typeface();
+	/**
+	 * The NORMAL style of the default monospace typeface.
+	 */
+	public static final Typeface MONOSPACE = new Typeface();
 
-    // Style
-    public static final int NORMAL = 0;
-    public static final int BOLD = 1;
-    public static final int ITALIC = 2;
-    public static final int BOLD_ITALIC = 3;
+	// Style
+	public static final int NORMAL = 0;
+	public static final int BOLD = 1;
+	public static final int ITALIC = 2;
+	public static final int BOLD_ITALIC = 3;
 
 	public static Typeface createFromAsset(AssetManager mgr, String path) {
 		return null;

src/api-impl/android/graphics/Xfermode.java

@@ -1,5 +1,4 @@
 package android.graphics;
 
 public class Xfermode {
-
 }