Remove kImageIsImmutable_Flag.

src/core/SkBitmap.cpp

 
 /*
  * Copyright 2008 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "SkBitmap.h"
@@ skipping 468 matching lines @@
             }
 
             return true;
         }
     }
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 bool SkBitmap::isImmutable() const {
-    return fPixelRef ? fPixelRef->isImmutable() :
-        fFlags & kImageIsImmutable_Flag;
+    return fPixelRef ? fPixelRef->isImmutable() : false;
 }
 
 void SkBitmap::setImmutable() {
     if (fPixelRef) {
         fPixelRef->setImmutable();
-    } else {
-        fFlags |= kImageIsImmutable_Flag;
     }
 }
 
 bool SkBitmap::isVolatile() const {
     return (fFlags & kImageIsVolatile_Flag) != 0;
 }
 
 void SkBitmap::setIsVolatile(bool isVolatile) {
     if (isVolatile) {
         fFlags |= kImageIsVolatile_Flag;
@@ skipping 817 matching lines @@
 void SkBitmap::validate() const {
     fInfo.validate();
 
     // ImageInfo may not require this, but Bitmap ensures that opaque-only
     // colorTypes report opaque for their alphatype
     if (kRGB_565_SkColorType == fInfo.colorType()) {
         SkASSERT(kOpaque_SkAlphaType == fInfo.alphaType());
     }
 
     SkASSERT(fInfo.validRowBytes(fRowBytes));
-    uint8_t allFlags = kImageIsVolatile_Flag | kImageIsImmutable_Flag;
+    uint8_t allFlags = kImageIsVolatile_Flag;
 #ifdef SK_BUILD_FOR_ANDROID
     allFlags |= kHasHardwareMipMap_Flag;
 #endif
-    SkASSERT(fFlags <= allFlags);
+    SkASSERT((~allFlags & fFlags) == 0);
     SkASSERT(fPixelLockCount >= 0);
 
     if (fPixels) {
         SkASSERT(fPixelRef);
         SkASSERT(fPixelLockCount > 0);
         SkASSERT(fPixelRef->isLocked());
         SkASSERT(fPixelRef->rowBytes() == fRowBytes);
         SkASSERT(fPixelRefOrigin.fX >= 0);
         SkASSERT(fPixelRefOrigin.fY >= 0);
         SkASSERT(fPixelRef->info().width() >= (int)this->width() + fPixelRefOrigin.fX);
@@ skipping 48 matching lines @@
 ///////////////////////////////////////////////////////////////////////////////
 
 #ifdef SK_DEBUG
 void SkImageInfo::validate() const {
     SkASSERT(fWidth >= 0);
     SkASSERT(fHeight >= 0);
     SkASSERT(SkColorTypeIsValid(fColorType));
     SkASSERT(SkAlphaTypeIsValid(fAlphaType));
 }
 #endif