fix deadlock in remote cache logging

In the stack trace in the bug, #16 findOrCreateStrike() grabs the
lock, and then #8 Dump() makes calls that grab the lock. This is
only a problem with debug code.

Bug: chromium:1255085

Change-Id: Idcaad8bf2e8c2823bec899ee2b96a74ae666c164
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/455501
Commit-Queue: Herb Derby <herb@google.com>
Reviewed-by: Ben Wagner <bungeman@google.com>

src/core/SkTypeface_remote.cpp

@@ -63,7 +63,6 @@ void SkScalerContextProxy::generateFontMetrics(SkFontMetrics* metrics) {
             "skia", "generateFontMetrics", "rec", TRACE_STR_COPY(this->getRec().dump().c_str()));
     if (this->getProxyTypeface()->isLogging()) {
         SkDebugf("GlyphCacheMiss generateFontMetrics: %s\n", this->getRec().dump().c_str());
-        SkDEBUGCODE(SkStrikeCache::Dump());
     }
 
     // Font metrics aren't really used for render, so just zero out the data and return.