Remove deprecated setIsOpaque() API from SkBitmap.

Clients we care (Blink, Chromium) were updated, so we can remove this now.

BUG=None
R=bsalomon@google.com, reed@google.com

Author: tfarina@chromium.org

Review URL: https://codereview.chromium.org/66723017

git-svn-id: http://skia.googlecode.com/svn/trunk@12251 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/include/core/SkBitmap.h b/include/core/SkBitmap.h
index 64f2e24..16f54b1 100644
--- a/include/core/SkBitmap.h
+++ b/include/core/SkBitmap.h
@@ -189,11 +189,6 @@
         return SkAlphaTypeIsOpaque(this->alphaType());
     }
 
-    SK_ATTR_DEPRECATED("use setAlphaType")
-    void setIsOpaque(bool opaque) {
-        this->setAlphaType(opaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType);
-    }
-
     /** Returns true if the bitmap is volatile (i.e. should not be cached by devices.)
     */
     bool isVolatile() const;
@@ -238,8 +233,8 @@
      *  it will return false.
      *
      *  Since this can be an expensive operation, the bitmap stores a flag for
-     *  this (isOpaque, setIsOpaque). Only call this if you need to compute this
-     *  value from "unknown" pixels.
+     *  this (isOpaque). Only call this if you need to compute this value from
+     *  "unknown" pixels.
      */
     static bool ComputeIsOpaque(const SkBitmap&);
 
diff --git a/samplecode/SampleTinyBitmap.cpp b/samplecode/SampleTinyBitmap.cpp
index dc7157f..72664c7 100644
--- a/samplecode/SampleTinyBitmap.cpp
+++ b/samplecode/SampleTinyBitmap.cpp
@@ -58,12 +58,6 @@
     static void setBitmapOpaque(SkBitmap* bm, bool isOpaque) {
         SkAutoLockPixels alp(*bm);  // needed for ctable
         bm->setAlphaType(isOpaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType);
-#if 0
-        SkColorTable* ctable = bm->getColorTable();
-        if (ctable) {
-            ctable->setIsOpaque(isOpaque);
-        }
-#endif
     }
 
     virtual void onDrawContent(SkCanvas* canvas) {