unsigned -> int for counts and indices in picture-related code

src/gpu/GrLayerCache.h

Index: src/gpu/GrLayerCache.h
diff --git a/src/gpu/GrLayerCache.h b/src/gpu/GrLayerCache.h
index df8c670689bb2258b66be6bbf20747b80654cabb..cf35de80b5c283f8454a90f74a346ae7d4956c3e 100644
--- a/src/gpu/GrLayerCache.h
+++ b/src/gpu/GrLayerCache.h
@@ -31,9 +31,9 @@ public:
     static uint32_t Hash(const uint32_t& key) { return SkChecksum::Mix(key); }
 
     // GrPictureInfo proper
-    GrPictureInfo(uint32_t pictureID) : fPictureID(pictureID) { 
+    GrPictureInfo(uint32_t pictureID) : fPictureID(pictureID) {
 #if !GR_CACHE_HOISTED_LAYERS
-        memset(fPlotUses, 0, sizeof(fPlotUses)); 
+        memset(fPlotUses, 0, sizeof(fPlotUses));
 #endif
     }
 
@@ -49,7 +49,7 @@ public:
         fPlotUses[plotID]--;
     }
 
-    int plotUsage(int plotID) const { 
+    int plotUsage(int plotID) const {
         SkASSERT(plotID < kNumPlots);
         return fPlotUses[plotID];
     }
@@ -67,7 +67,7 @@ private:
 // GrCachedLayer encapsulates the caching information for a single saveLayer.
 //
 // Atlased layers get a ref to the backing GrTexture while non-atlased layers
-// get a ref to the GrTexture in which they reside. In both cases 'fRect' 
+// get a ref to the GrTexture in which they reside. In both cases 'fRect'
 // contains the layer's extent in its texture.
 // Atlased layers also get a pointer to the plot in which they reside.
 // For non-atlased layers, the lock field just corresponds to locking in
@@ -77,17 +77,17 @@ struct GrCachedLayer {
 public:
     // For SkTDynamicHash
     struct Key {
-        Key(uint32_t pictureID, const SkMatrix& initialMat, 
-            const unsigned* key, int keySize, bool copyKey = false)
-        : fKeySize(keySize) 
+        Key(uint32_t pictureID, const SkMatrix& initialMat,
+            const int* key, int keySize, bool copyKey = false)
+        : fKeySize(keySize)
         , fFreeKey(copyKey) {
             fIDMatrix.fPictureID = pictureID;
             fIDMatrix.fInitialMat = initialMat;
             fIDMatrix.fInitialMat.getType(); // force initialization of type so hashes match
 
             if (copyKey) {
-                unsigned* tempKey = SkNEW_ARRAY(unsigned, keySize);
-                memcpy(tempKey, key, keySize*sizeof(unsigned));
+                int* tempKey = SkNEW_ARRAY(int, keySize);
+                memcpy(tempKey, key, keySize*sizeof(int));
                 fKey = tempKey;
             } else {
                 fKey = key;
@@ -116,13 +116,13 @@ public:
         uint32_t pictureID() const { return fIDMatrix.fPictureID; }
 
         // TODO: remove these when GrCachedLayer & ReplacementInfo fuse
-        const unsigned* key() const { SkASSERT(fFreeKey);  return fKey; }
+        const int* key() const { SkASSERT(fFreeKey);  return fKey; }
         int keySize() const { SkASSERT(fFreeKey); return fKeySize; }
 
         uint32_t hash() const {
             uint32_t hash = SkChecksum::Murmur3(reinterpret_cast<const uint32_t*>(fKey),
                                                 fKeySize * sizeof(int));
-            return SkChecksum::Murmur3(reinterpret_cast<const uint32_t*>(&fIDMatrix), 
+            return SkChecksum::Murmur3(reinterpret_cast<const uint32_t*>(&fIDMatrix),
                                        sizeof(IDMatrix), hash);
         }
 
@@ -134,19 +134,19 @@ public:
             SkMatrix fInitialMat;
         }              fIDMatrix;
 
-        const unsigned* fKey;
-        const int       fKeySize;
-        bool            fFreeKey;
+        const int* fKey;
+        const int  fKeySize;
+        bool       fFreeKey;
     };
 
     static const Key& GetKey(const GrCachedLayer& layer) { return layer.fKey; }
     static uint32_t Hash(const Key& key) { return key.hash(); }
 
     // GrCachedLayer proper
-    GrCachedLayer(uint32_t pictureID, unsigned start, unsigned stop,
+    GrCachedLayer(uint32_t pictureID, int start, int stop,
                   const SkIRect& srcIR, const SkIRect& dstIR,
                   const SkMatrix& ctm,
-                  const unsigned* key, int keySize,
+                  const int* key, int keySize,
                   const SkPaint* paint)
         : fKey(pictureID, ctm, key, keySize, true)
         , fStart(start)
@@ -179,14 +179,14 @@ public:
 
     uint32_t pictureID() const { return fKey.pictureID(); }
     // TODO: remove these when GrCachedLayer & ReplacementInfo fuse
-    const unsigned* key() const { return fKey.key(); }
+    const int* key() const { return fKey.key(); }
     int keySize() const { return fKey.keySize(); }
 
-    unsigned start() const { return fStart; }
+    int start() const { return fStart; }
     // TODO: make bound debug only
     const SkIRect& srcIR() const { return fSrcIR; }
     const SkIRect& dstIR() const { return fDstIR; }
-    unsigned stop() const { return fStop; }
+    int stop() const { return fStop; }
     void setTexture(GrTexture* texture, const SkIRect& rect) {
         SkRefCnt_SafeAssign(fTexture, texture);
         fRect = rect;
@@ -220,9 +220,9 @@ private:
     const Key       fKey;
 
     // The "saveLayer" operation index of the cached layer
-    const unsigned  fStart;
+    const int  fStart;
     // The final "restore" operation index of the cached layer
-    const unsigned  fStop;
+    const int  fStop;
 
     // The layer's src rect (i.e., the portion of the source scene required
     // for filtering).
@@ -291,13 +291,13 @@ public:
     void freeAll();
 
     GrCachedLayer* findLayer(uint32_t pictureID, const SkMatrix& ctm,
-                             const unsigned* key, int keySize);
+                             const int* key, int keySize);
     GrCachedLayer* findLayerOrCreate(uint32_t pictureID,
-                                     int start, int stop, 
+                                     int start, int stop,
                                      const SkIRect& srcIR,
                                      const SkIRect& dstIR,
                                      const SkMatrix& initialMat,
-                                     const unsigned* key, int keySize,
+                                     const int* key, int keySize,
                                      const SkPaint* paint);
 
     // Attempt to place 'layer' in the atlas. Return true on success; false on failure.
@@ -357,7 +357,7 @@ private:
 
     // We cache this information here (rather then, say, on the owning picture)
     // because we want to be able to clean it up as needed (e.g., if a picture
-    // is leaked and never cleans itself up we still want to be able to 
+    // is leaked and never cleans itself up we still want to be able to
     // remove the GrPictureInfo once its layers are purged from all the atlas
     // plots).
     SkTDynamicHash<GrPictureInfo, uint32_t> fPictureHash;
@@ -381,7 +381,7 @@ private:
     GrCachedLayer* createLayer(uint32_t pictureID, int start, int stop,
                                const SkIRect& srcIR, const SkIRect& dstIR,
                                const SkMatrix& initialMat,
-                               const unsigned* key, int keySize,
+                               const int* key, int keySize,
                                const SkPaint* paint);
 
     // Remove all the layers (and unlock any resources) associated with 'pictureID'