fix more 64bit warnings

BUG=skia:

Review URL: https://codereview.chromium.org/147683003

git-svn-id: http://skia.googlecode.com/svn/trunk@13190 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gm/getpostextpath.cpp b/gm/getpostextpath.cpp
index 0f2eb79..68faf95 100644
--- a/gm/getpostextpath.cpp
+++ b/gm/getpostextpath.cpp
@@ -33,7 +33,7 @@
     virtual void onDraw(SkCanvas* canvas) {
         // explicitly add spaces, to test a prev. bug
         const char* text = "Ham bur ge fons";
-        size_t len = strlen(text);
+        int len = SkToInt(strlen(text));
         SkPath path;
 
         SkPaint paint;
@@ -54,7 +54,7 @@
         SkLCGRandom rand;
         SkScalar x = SkIntToScalar(20);
         SkScalar y = SkIntToScalar(100);
-        for (size_t i = 0; i < len; ++i) {
+        for (int i = 0; i < len; ++i) {
             pos[i].set(x, y + rand.nextSScalar1() * 24);
             x += widths[i];
         }
diff --git a/gm/nonclosedpaths.cpp b/gm/nonclosedpaths.cpp
index bc37c54..98ccb1c 100644
--- a/gm/nonclosedpaths.cpp
+++ b/gm/nonclosedpaths.cpp
@@ -71,7 +71,7 @@
         // 0(may use hairline rendering), 10(common case for stroke-style)
         // 40 and 50(>= geometry width/height, make the contour filled in fact)
         static const int kStrokeWidth[] = {0, 10, 40, 50};
-        size_t numWidths = SK_ARRAY_COUNT(kStrokeWidth);
+        int numWidths = SK_ARRAY_COUNT(kStrokeWidth);
 
         static const SkPaint::Style kStyle[] = {
             SkPaint::kStroke_Style, SkPaint::kStrokeAndFill_Style
@@ -98,7 +98,7 @@
             for (size_t style = 0; style < SK_ARRAY_COUNT(kStyle); ++style) {
                 for (size_t cap = 0; cap < SK_ARRAY_COUNT(kCap); ++cap) {
                     for (size_t join = 0; join < SK_ARRAY_COUNT(kJoin); ++join) {
-                        for (size_t width = 0; width < numWidths; ++width) {
+                        for (int width = 0; width < numWidths; ++width) {
                             canvas->save();
                             SetLocation(canvas, counter, SkPaint::kJoinCount * numWidths);
 
diff --git a/gm/offsetimagefilter.cpp b/gm/offsetimagefilter.cpp
index e0d2fbc..1b76ba2 100644
--- a/gm/offsetimagefilter.cpp
+++ b/gm/offsetimagefilter.cpp
@@ -86,7 +86,7 @@
         SkPaint paint;
 
         int x = 0, y = 0;
-        for (size_t i = 0; i < 4; i++) {
+        for (int i = 0; i < 4; i++) {
             SkBitmap* bitmap = (i & 0x01) ? &fCheckerboard : &fBitmap;
             SkIRect cropRect = SkIRect::MakeXYWH(i * 12,
                                                  i * 8,
diff --git a/gm/polygons.cpp b/gm/polygons.cpp
index bddde8f..4360355 100644
--- a/gm/polygons.cpp
+++ b/gm/polygons.cpp
@@ -27,8 +27,8 @@
     }
 
     virtual SkISize onISize() SK_OVERRIDE {
-        size_t width = kNumPolygons * kCellSize + 40;
-        size_t height = (kNumJoins * kNumStrokeWidths + kNumExtraStyles) * kCellSize + 40;
+        int width = kNumPolygons * kCellSize + 40;
+        int height = (kNumJoins * kNumStrokeWidths + kNumExtraStyles) * kCellSize + 40;
         return SkISize::Make(width, height);
     }
 
diff --git a/gm/testimagefilters.cpp b/gm/testimagefilters.cpp
index 48ecf95..6d27c3a 100644
--- a/gm/testimagefilters.cpp
+++ b/gm/testimagefilters.cpp
@@ -117,7 +117,7 @@
 
         canvas->translate(SkIntToScalar(8), SkIntToScalar(8));
 
-        for (size_t i = 0; i < SK_ARRAY_COUNT(gFilterProc); ++i) {
+        for (int i = 0; i < (int)SK_ARRAY_COUNT(gFilterProc); ++i) {
             int ix = i % 4;
             int iy = i / 4;
 
diff --git a/gm/typeface.cpp b/gm/typeface.cpp
index 9754e97..f2c56a5 100644
--- a/gm/typeface.cpp
+++ b/gm/typeface.cpp
@@ -50,7 +50,7 @@
 
         SkPaint paint;
         paint.setAntiAlias(true);
-        for (size_t i = 0; i < SK_ARRAY_COUNT(gFaces); i++) {
+        for (int i = 0; i < (int)SK_ARRAY_COUNT(gFaces); i++) {
             this->drawWithFace(text, i, y, paint, canvas);
         }
         // Now go backwards