Merge "Fix CacheBitmap crash issue when using H/W UI rendering"

Author: Jean-Baptiste Queru

libs/hwui/FontRenderer.cpp

@@ -617,7 +617,7 @@ void FontRenderer::cacheBitmap(const SkGlyph& glyph, CachedGlyphInfo* cachedGlyp
         uint32_t* retOriginX, uint32_t* retOriginY) {
     cachedGlyph->mIsValid = false;
     // If the glyph is too tall, don't cache it
-    if (glyph.fHeight + TEXTURE_BORDER_SIZE > mCacheLines[mCacheLines.size() - 1]->mMaxHeight) {
+    if (mCacheLines.size() != 0  && (glyph.fHeight + TEXTURE_BORDER_SIZE > mCacheLines[mCacheLines.size() - 1]->mMaxHeight)) {
         ALOGE("Font size to large to fit in cache. width, height = %i, %i",
                 (int) glyph.fWidth, (int) glyph.fHeight);
         return;