Remove warnings (trailing \, signed vs unsigned, parenthesization).

Convert some tabs into spaces.



git-svn-id: http://skia.googlecode.com/svn/trunk@2541 2bbb7eff-a529-9590-31e7-b0007b416f81

samplecode/SampleFuzz.cpp

@@ -133,7 +133,9 @@ static void do_fuzz(SkCanvas* canvas) {
           switch (R(3)) {
             case 0: mode = SkXfermode::kSrc_Mode; break;
             case 1: mode = SkXfermode::kXor_Mode; break;
-            case 2: mode = SkXfermode::kSrcOver_Mode; break;
+            case 2:
+            default:  // silence warning
+              mode = SkXfermode::kSrcOver_Mode; break;
           }
           paint.setXfermodeMode(mode);
       }

src/core/SkBlitMask_D32.cpp

@@ -115,7 +115,7 @@ static void blit_lcd16_row(SkPMColor dst[], const uint16_t src[],
         int dstG = SkGetPackedG32(d);
         int dstB = SkGetPackedB32(d);
         
-        // LCD blitting is only supported if the dst is known/required\
+        // LCD blitting is only supported if the dst is known/required
         // to be opaque
         dst[i] = SkPackARGB32(0xFF,
                               blend32(srcR, dstR, maskR),

src/core/SkDraw.cpp

@@ -1338,8 +1338,8 @@ static void D1G_NoBounder_RectClip(const SkDraw1Glyph& state,
     int top = SkFixedFloor(fy);
     SkASSERT(glyph.fWidth > 0 && glyph.fHeight > 0);
     SkASSERT(NULL == state.fBounder);
-    SkASSERT(NULL == state.fClip && state.fAAClip ||
-             state.fClip && NULL == state.fAAClip && state.fClip->isRect());
+    SkASSERT((NULL == state.fClip && state.fAAClip) ||
+             (state.fClip && NULL == state.fAAClip && state.fClip->isRect()));
 
     left += glyph.fLeft;
     top  += glyph.fTop;

tests/BlurTest.cpp

@@ -121,7 +121,7 @@ static void test_blur(skiatest::Reporter* reporter) {
             paint.setMaskFilter(filter);
             filter->unref();
 
-            for (int test = 0; test < SK_ARRAY_COUNT(tests); ++test) {
+            for (size_t test = 0; test < SK_ARRAY_COUNT(tests); ++test) {
                 SkPath path;
                 tests[test].addPath(&path);
                 SkPath strokedPath;

tests/MatrixTest.cpp

@@ -92,7 +92,7 @@ void test_matrix_max_stretch(skiatest::Reporter* reporter) {
     SkMatrix baseMats[] = {scale, rot90Scale, rotate,
                            translate, perspX, perspY};
     SkMatrix mats[2*SK_ARRAY_COUNT(baseMats)];
-    for (int i = 0; i < SK_ARRAY_COUNT(baseMats); ++i) {
+    for (size_t i = 0; i < SK_ARRAY_COUNT(baseMats); ++i) {
         mats[i] = baseMats[i];
         bool invertable = mats[i].invert(&mats[i + SK_ARRAY_COUNT(baseMats)]);
         REPORTER_ASSERT(reporter, invertable);
@@ -125,7 +125,7 @@ void test_matrix_max_stretch(skiatest::Reporter* reporter) {
         static const SkScalar gMaxStretchTol = (97 * SK_Scalar1) / 100;
         SkScalar max = 0;
         SkVector vectors[1000];
-        for (int i = 0; i < SK_ARRAY_COUNT(vectors); ++i) {
+        for (size_t i = 0; i < SK_ARRAY_COUNT(vectors); ++i) {
             vectors[i].fX = rand.nextSScalar1();
             vectors[i].fY = rand.nextSScalar1();
             if (!vectors[i].normalize()) {
@@ -134,7 +134,7 @@ void test_matrix_max_stretch(skiatest::Reporter* reporter) {
             }
         }
         mat.mapVectors(vectors, SK_ARRAY_COUNT(vectors));
-        for (int i = 0; i < SK_ARRAY_COUNT(vectors); ++i) {
+        for (size_t i = 0; i < SK_ARRAY_COUNT(vectors); ++i) {
             SkScalar d = vectors[i].length();
             REPORTER_ASSERT(reporter, SkScalarDiv(d, stretch) < gStretchTol);
             if (max < d) {