commit 26ffc00bfa09fe85c22ddcbeb0fc54c0eacb7859
author joshualitt <joshualitt@chromium.org> Thu Apr 16 11:24:04 2015 -0700
committer Commit bot <commit-bot@chromium.org> Thu Apr 16 11:24:04 2015 -0700
tree 7c1fd660cb04c780f18d93b8f5b1ccb83d87173d
parent 8dc7c3a839b38b73af34cc2674a06f49eb1ce527

add textblob cache freeall

BUG=skia:

Review URL: https://codereview.chromium.org/1088683004

src/gpu/GrContext.cpp

diff --git a/src/gpu/GrContext.cpp b/src/gpu/GrContext.cpp
index 8e611b0..be40479 100755
--- a/src/gpu/GrContext.cpp
+++ b/src/gpu/GrContext.cpp
@@ -193,6 +193,7 @@
     fBatchFontCache->freeAll();
     fFontCache->freeAll();
     fLayerCache->freeAll();
+    fTextBlobCache->freeAll();
 }
 
 void GrContext::resetContext(uint32_t state) {

src/gpu/GrTextBlobCache.cpp

diff --git a/src/gpu/GrTextBlobCache.cpp b/src/gpu/GrTextBlobCache.cpp
index fe0ccf6..d32e24b 100644
--- a/src/gpu/GrTextBlobCache.cpp
+++ b/src/gpu/GrTextBlobCache.cpp
@@ -10,11 +10,7 @@
 static const int kVerticesPerGlyph = 4;
 
 GrTextBlobCache::~GrTextBlobCache() {
-    SkTDynamicHash<BitmapTextBlob, BitmapTextBlob::Key>::Iter iter(&fCache);
-    while (!iter.done()) {
-        (&(*iter))->unref();
-        ++iter;
-    }
+    this->freeAll();
 }
 
 GrAtlasTextContext::BitmapTextBlob* GrTextBlobCache::createBlob(int glyphCount, int runCount,
@@ -48,3 +44,12 @@
 #endif
     return cacheBlob;
 }
+
+void GrTextBlobCache::freeAll() {
+    SkTDynamicHash<BitmapTextBlob, BitmapTextBlob::Key>::Iter iter(&fCache);
+    while (!iter.done()) {
+        (&(*iter))->unref();
+        ++iter;
+    }
+    fCache.rewind();
+}

src/gpu/GrTextBlobCache.h

diff --git a/src/gpu/GrTextBlobCache.h b/src/gpu/GrTextBlobCache.h
index a110a03..1776c69 100644
--- a/src/gpu/GrTextBlobCache.h
+++ b/src/gpu/GrTextBlobCache.h
@@ -115,6 +115,8 @@
         fBlobList.addToHead(blob);
     }
 
+    void freeAll();
+
 private:
     // TODO move to SkTextBlob
     void BlobGlyphCount(int* glyphCount, int* runCount, const SkTextBlob* blob) {