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/samplecode/SampleAll.cpp b/samplecode/SampleAll.cpp
index 647a199..6b742b8 100644
--- a/samplecode/SampleAll.cpp
+++ b/samplecode/SampleAll.cpp
@@ -336,10 +336,10 @@
         SkRect rect = {0, 0, SkIntToScalar(40), SkIntToScalar(40) };
         SkRect rect2 = {0, 0, SkIntToScalar(65), SkIntToScalar(20) };
         SkScalar left = 0, top = 0, x = 0, y = 0;
-        size_t index;
+        int index;
 
         char ascii[] = "ascii...";
-        size_t asciiLength = sizeof(ascii) - 1;
+        int asciiLength = sizeof(ascii) - 1;
         char utf8[] = "utf8" "\xe2\x80\xa6";
         short utf16[] = {'u', 't', 'f', '1', '6', 0x2026 };
         short utf16simple[] = {'u', 't', 'f', '1', '6', '!' };
@@ -602,7 +602,7 @@
         SkString str("GOOGLE");
 
         for (size_t i = 0; i < SK_ARRAY_COUNT(gRastProcs); i++) {
-            apply_shader(&paint, i);
+            apply_shader(&paint, (int)i);
 
           //  paint.setMaskFilter(NULL);
           //  paint.setColor(SK_ColorBLACK);
diff --git a/samplecode/SampleApp.cpp b/samplecode/SampleApp.cpp
index 3b953f4..287639a 100644
--- a/samplecode/SampleApp.cpp
+++ b/samplecode/SampleApp.cpp
@@ -128,7 +128,7 @@
         return false;
     }
 
-    int len = stream.getLength();
+    size_t len = stream.getLength();
     SkString data(len);
     stream.read(data.writable_str(), len);
     const char* s = data.c_str();
diff --git a/samplecode/SampleComplexClip.cpp b/samplecode/SampleComplexClip.cpp
index 30f94f7..0d613ec 100644
--- a/samplecode/SampleComplexClip.cpp
+++ b/samplecode/SampleComplexClip.cpp
@@ -96,7 +96,7 @@
 
         for (int invA = 0; invA < 2; ++invA) {
             for (size_t op = 0; op < SK_ARRAY_COUNT(gOps); ++op) {
-                int idx = invA * SK_ARRAY_COUNT(gOps) + op;
+                size_t idx = invA * SK_ARRAY_COUNT(gOps) + op;
                 if (!(idx % 3)) {
                     canvas->restore();
                     canvas->translate(0, SkIntToScalar(250));
diff --git a/samplecode/SampleEncode.cpp b/samplecode/SampleEncode.cpp
index 45666a3..7af47a6 100644
--- a/samplecode/SampleEncode.cpp
+++ b/samplecode/SampleEncode.cpp
@@ -112,7 +112,7 @@
     SkBitmap*        fBitmaps;
     SkAutoDataUnref* fEncodedPNGs;
     SkAutoDataUnref* fEncodedJPEGs;
-    size_t           fBitmapCount;
+    int              fBitmapCount;
 
     EncodeView() {
     #if 1
@@ -120,7 +120,7 @@
         fBitmaps = new SkBitmap[fBitmapCount];
         fEncodedPNGs = new SkAutoDataUnref[fBitmapCount];
         fEncodedJPEGs = new SkAutoDataUnref[fBitmapCount];
-        for (size_t i = 0; i < fBitmapCount; i++) {
+        for (int i = 0; i < fBitmapCount; i++) {
             make_image(&fBitmaps[i], gConfigs[i], i);
 
             for (size_t j = 0; j < SK_ARRAY_COUNT(gTypes); j++) {
@@ -181,7 +181,7 @@
         SkScalar x = 0, y = 0, maxX = 0;
         const int SPACER = 10;
 
-        for (size_t i = 0; i < fBitmapCount; i++) {
+        for (int i = 0; i < fBitmapCount; i++) {
             canvas->drawText(gConfigLabels[i], strlen(gConfigLabels[i]),
                              x + SkIntToScalar(fBitmaps[i].width()) / 2, 0,
                              paint);
diff --git a/samplecode/SampleHairline.cpp b/samplecode/SampleHairline.cpp
index 5da2639..f08146e 100644
--- a/samplecode/SampleHairline.cpp
+++ b/samplecode/SampleHairline.cpp
@@ -74,11 +74,12 @@
             return false;
         }
         // left column
-        if (!check_zeros(bm.getAddr32(i, 0), bm.height(), rb >> 2)) {
+        if (!check_zeros(bm.getAddr32(i, 0), bm.height(), SkToInt(rb >> 2))) {
             return false;
         }
         int right = bm.width() - margin + i;
-        if (!check_zeros(bm.getAddr32(right, 0), bm.height(), rb >> 2)) {
+        if (!check_zeros(bm.getAddr32(right, 0), bm.height(),
+                         SkToInt(rb >> 2))) {
             return false;
         }
     }
diff --git a/samplecode/SamplePatch.cpp b/samplecode/SamplePatch.cpp
index c630e89..5f39eda 100644
--- a/samplecode/SamplePatch.cpp
+++ b/samplecode/SamplePatch.cpp
@@ -314,7 +314,7 @@
                                               unsigned modi) SK_OVERRIDE {
         for (size_t i = 0; i < SK_ARRAY_COUNT(fPts); i++) {
             if (hittest(fPts[i], x, y)) {
-                return new PtClick(this, i);
+                return new PtClick(this, (int)i);
             }
         }
         return this->INHERITED::onFindClickHandler(x, y, modi);
diff --git a/samplecode/SampleRegion.cpp b/samplecode/SampleRegion.cpp
index 7e3e0d2..c29f090 100644
--- a/samplecode/SampleRegion.cpp
+++ b/samplecode/SampleRegion.cpp
@@ -123,7 +123,7 @@
 
 #ifdef SK_DEBUG
 static void make_rgn(SkRegion* rgn, int left, int top, int right, int bottom,
-                     size_t count, int32_t runs[]) {
+                     int count, int32_t runs[]) {
     SkIRect r;
     r.set(left, top, right, bottom);
 
diff --git a/samplecode/SampleRotateCircles.cpp b/samplecode/SampleRotateCircles.cpp
index 1f586be..537f424 100644
--- a/samplecode/SampleRotateCircles.cpp
+++ b/samplecode/SampleRotateCircles.cpp
@@ -333,7 +333,7 @@
                                               unsigned modi) SK_OVERRIDE {
         for (size_t i = 0; i < SK_ARRAY_COUNT(fPts); ++i) {
             if (hittest(fPts[i], x, y)) {
-                return new MyClick(this, i);
+                return new MyClick(this, (int)i);
             }
         }
         return this->INHERITED::onFindClickHandler(x, y, modi);
diff --git a/samplecode/SampleShaderText.cpp b/samplecode/SampleShaderText.cpp
index 603d67e..6855824 100644
--- a/samplecode/SampleShaderText.cpp
+++ b/samplecode/SampleShaderText.cpp
@@ -186,7 +186,7 @@
         canvas->save();
         for (size_t s = 0; s < SK_ARRAY_COUNT(shaders); s++) {
             canvas->save();
-            int i = 2*s;
+            size_t i = 2*s;
             canvas->translate(SkIntToScalar((i / testsPerCol) * colWidth),
                               SkIntToScalar((i % testsPerCol) * rowHeight));
             paint.setShader(shaders[s])->unref();
diff --git a/samplecode/SampleSlides.cpp b/samplecode/SampleSlides.cpp
index 9372d5d..68651f3 100644
--- a/samplecode/SampleSlides.cpp
+++ b/samplecode/SampleSlides.cpp
@@ -646,7 +646,7 @@
     paint.setAntiAlias(true);
     paint.setColor(SK_ColorBLUE);
     for (size_t i = 0; i < SK_ARRAY_COUNT(gRastProcs); i++) {
-        apply_shader(&paint, i);
+        apply_shader(&paint, (int)i);
         canvas->drawText(str, len, x, y, paint);
         y += 80;
         if (i == 4) {